Geometry comparison

Trek Boone 2026 vs Trek Checkmate 2026

Compare recorded measurements by configuration and size, with provenance and missing values kept visible.

Trek Boone 2026

Geometry

Available sizes: 52, 49, 56, 58, 61, 54.

Boone geometry

Jump to size: 49 · 52 · 54 · 56 · 58 · 61

Boone geometry geometry by size
SizeReachStackETTHTASTATrailWheelbaseChainstayBB dropBB heightFront centerFork offsetHead tubeSeat tubeStandoverFork lengthWheel flopMax tire
49374.9 mm534 mm518 mm71 °75 °—1001.5 mm419.2 mm—274 mm586.5 mm45 mm110 mm476 mm744.3 mm396.2 mm21.8 mm—
52376.9 mm548.1 mm531 mm71.5 °74.3 °—1003.6 mm419.2 mm—274 mm588.5 mm45 mm123 mm493 mm758.9 mm396.2 mm20.4 mm—
54382.8 mm562.1 mm544 mm72 °74 °—1010.2 mm419.5 mm—276 mm594.6 mm45 mm138 mm513 mm777.2 mm396.2 mm18.9 mm—
56387.2 mm580.2 mm558 mm72 °73.6 °—1020.5 mm419.5 mm—276 mm604.8 mm45 mm157 mm533 mm795.4 mm396.2 mm18.9 mm—
58391.1 mm596.4 mm570 mm72.3 °73.3 °—1027.9 mm420 mm—279 mm611.4 mm45 mm176 mm553 mm815.7 mm396.2 mm18.1 mm—
61397.2 mm624.1 mm588 mm72.3 °73 °—1042.9 mm420 mm—279 mm626.2 mm45 mm205 mm583 mm843.5 mm396.2 mm18.1 mm—

Length measurements are in millimeters; HTA and STA are in degrees. ETT means effective top tube.

Size-to-size changes

Differences are calculated from the recorded values; they are not fit recommendations.

  • Boone geometry: 49 → 52 — Reach +2 mm, Stack +14.1 mm, ETT +13 mm, HTA +0.5 °, STA -0.7 °, Wheelbase +2.1 mm, Chainstay +0 mm, BB height +0 mm, Front center +2 mm, Fork offset +0 mm, Head tube +13 mm, Seat tube +17 mm, Standover +14.6 mm, Fork length +0 mm, Wheel flop -1.4 mm
  • Boone geometry: 52 → 54 — Reach +5.9 mm, Stack +14 mm, ETT +13 mm, HTA +0.5 °, STA -0.3 °, Wheelbase +6.6 mm, Chainstay +0.3 mm, BB height +2 mm, Front center +6.1 mm, Fork offset +0 mm, Head tube +15 mm, Seat tube +20 mm, Standover +18.3 mm, Fork length +0 mm, Wheel flop -1.5 mm
  • Boone geometry: 54 → 56 — Reach +4.4 mm, Stack +18.1 mm, ETT +14 mm, HTA +0 °, STA -0.4 °, Wheelbase +10.3 mm, Chainstay +0 mm, BB height +0 mm, Front center +10.2 mm, Fork offset +0 mm, Head tube +19 mm, Seat tube +20 mm, Standover +18.2 mm, Fork length +0 mm, Wheel flop +0 mm
  • Boone geometry: 56 → 58 — Reach +3.9 mm, Stack +16.2 mm, ETT +12 mm, HTA +0.3 °, STA -0.3 °, Wheelbase +7.4 mm, Chainstay +0.5 mm, BB height +3 mm, Front center +6.6 mm, Fork offset +0 mm, Head tube +19 mm, Seat tube +20 mm, Standover +20.3 mm, Fork length +0 mm, Wheel flop -0.8 mm
  • Boone geometry: 58 → 61 — Reach +6.1 mm, Stack +27.7 mm, ETT +18 mm, HTA +0 °, STA -0.3 °, Wheelbase +15 mm, Chainstay +0 mm, BB height +0 mm, Front center +14.8 mm, Fork offset +0 mm, Head tube +29 mm, Seat tube +30 mm, Standover +27.8 mm, Fork length +0 mm, Wheel flop +0 mm

RideDNA-derived values

These deterministic calculations use the recorded inputs above. They are separate from recorded facts and are not fit recommendations.

  • Boone geometry size 52 stack Reach Ratio: 1.45
  • Boone geometry size 49 stack Reach Ratio: 1.42
  • Boone geometry size 56 stack Reach Ratio: 1.5
  • Boone geometry size 58 stack Reach Ratio: 1.52
  • Boone geometry size 61 stack Reach Ratio: 1.57
  • Boone geometry size 54 stack Reach Ratio: 1.47

Boone geometry measurements

Choose the recorded size and configuration. Geometry figures can change by size; RideDNA does not collapse those values into one misleading answer.

What is the reach of the Trek Boone 2026?

Reach is the horizontal distance from the bottom bracket to the top of the head tube. Also searched as frame reach.

ConfigurationSizeReachSource
Boone geometry52376.9 mmRideDNA-derived
Boone geometry49374.9 mmRideDNA-derived
Boone geometry56387.2 mmRideDNA-derived
Boone geometry58391.1 mmRideDNA-derived
Boone geometry61397.2 mmRideDNA-derived
Boone geometry54382.8 mmRideDNA-derived

What is the stack of the Trek Boone 2026?

Stack is the vertical distance from the bottom bracket to the top of the head tube. Also searched as frame stack.

ConfigurationSizeStackSource
Boone geometry52548.1 mmRideDNA-derived
Boone geometry49534 mmRideDNA-derived
Boone geometry56580.2 mmRideDNA-derived
Boone geometry58596.4 mmRideDNA-derived
Boone geometry61624.1 mmRideDNA-derived
Boone geometry54562.1 mmRideDNA-derived

What is the effective top tube of the Trek Boone 2026?

Effective top tube is the horizontal distance between the head-tube and seat-tube centerlines. Also searched as ETT, virtual top tube, horizontal top tube.

ConfigurationSizeEffective top tubeSource
Boone geometry52531 mmRideDNA-derived
Boone geometry49518 mmRideDNA-derived
Boone geometry56558 mmRideDNA-derived
Boone geometry58570 mmRideDNA-derived
Boone geometry61588 mmRideDNA-derived
Boone geometry54544 mmRideDNA-derived

What is the head tube angle of the Trek Boone 2026?

Head tube angle describes the steering-axis angle relative to the ground. Also searched as HTA, head angle, steering angle.

ConfigurationSizeHead tube angleSource
Boone geometry5271.5 °RideDNA-derived
Boone geometry4971 °RideDNA-derived
Boone geometry5672 °RideDNA-derived
Boone geometry5872.3 °RideDNA-derived
Boone geometry6172.3 °RideDNA-derived
Boone geometry5472 °RideDNA-derived

What is the seat tube angle of the Trek Boone 2026?

Seat tube angle describes the seat-tube angle relative to the ground. Also searched as STA, seat angle, effective seat angle.

ConfigurationSizeSeat tube angleSource
Boone geometry5274.3 °RideDNA-derived
Boone geometry4975 °RideDNA-derived
Boone geometry5673.6 °RideDNA-derived
Boone geometry5873.3 °RideDNA-derived
Boone geometry6173 °RideDNA-derived
Boone geometry5474 °RideDNA-derived

What is the wheelbase of the Trek Boone 2026?

Wheelbase is the distance between the front and rear wheel axles. Also searched as axle-to-axle length.

ConfigurationSizeWheelbaseSource
Boone geometry521003.6 mmRideDNA-derived
Boone geometry491001.5 mmRideDNA-derived
Boone geometry561020.5 mmRideDNA-derived
Boone geometry581027.9 mmRideDNA-derived
Boone geometry611042.9 mmRideDNA-derived
Boone geometry541010.2 mmRideDNA-derived

What is the chainstay length of the Trek Boone 2026?

Chainstay length, also called rear center, is the distance from the bottom bracket to the rear axle. Also searched as Chainstay, rear center, rear centre.

ConfigurationSizeChainstay lengthSource
Boone geometry52419.2 mmRideDNA-derived
Boone geometry49419.2 mmRideDNA-derived
Boone geometry56419.5 mmRideDNA-derived
Boone geometry58420 mmRideDNA-derived
Boone geometry61420 mmRideDNA-derived
Boone geometry54419.5 mmRideDNA-derived

What is the bottom bracket height of the Trek Boone 2026?

Bottom bracket height is the vertical distance from the ground to the bottom bracket. Also searched as BB height.

ConfigurationSizeBottom bracket heightSource
Boone geometry52274 mmRideDNA-derived
Boone geometry49274 mmRideDNA-derived
Boone geometry56276 mmRideDNA-derived
Boone geometry58279 mmRideDNA-derived
Boone geometry61279 mmRideDNA-derived
Boone geometry54276 mmRideDNA-derived

What is the front center of the Trek Boone 2026?

Front center is the distance from the bottom bracket to the front wheel axle. Also searched as front centre.

ConfigurationSizeFront centerSource
Boone geometry52588.5 mmRideDNA-derived
Boone geometry49586.5 mmRideDNA-derived
Boone geometry56604.8 mmRideDNA-derived
Boone geometry58611.4 mmRideDNA-derived
Boone geometry61626.2 mmRideDNA-derived
Boone geometry54594.6 mmRideDNA-derived

What is the fork offset of the Trek Boone 2026?

Fork offset is the perpendicular distance between the steering axis and the front axle. Also searched as fork rake, rake.

ConfigurationSizeFork offsetSource
Boone geometry5245 mmRideDNA-derived
Boone geometry4945 mmRideDNA-derived
Boone geometry5645 mmRideDNA-derived
Boone geometry5845 mmRideDNA-derived
Boone geometry6145 mmRideDNA-derived
Boone geometry5445 mmRideDNA-derived

What is the head tube length of the Trek Boone 2026?

Head tube length is the measured length of the frame's head tube. Also searched as Head tube, head tube.

ConfigurationSizeHead tube lengthSource
Boone geometry52123 mmRideDNA-derived
Boone geometry49110 mmRideDNA-derived
Boone geometry56157 mmRideDNA-derived
Boone geometry58176 mmRideDNA-derived
Boone geometry61205 mmRideDNA-derived
Boone geometry54138 mmRideDNA-derived

What is the seat tube length of the Trek Boone 2026?

Seat tube length is the recorded length of the frame's seat tube; measurement conventions can differ by manufacturer. Also searched as Seat tube, seat tube, frame size.

ConfigurationSizeSeat tube lengthSource
Boone geometry52493 mmRideDNA-derived
Boone geometry49476 mmRideDNA-derived
Boone geometry56533 mmRideDNA-derived
Boone geometry58553 mmRideDNA-derived
Boone geometry61583 mmRideDNA-derived
Boone geometry54513 mmRideDNA-derived

What is the standover height of the Trek Boone 2026?

Standover height is the ground-to-top-tube height at the manufacturer's stated measurement point. Also searched as Standover, stand over height, standover clearance.

ConfigurationSizeStandover heightSource
Boone geometry52758.9 mmRideDNA-derived
Boone geometry49744.3 mmRideDNA-derived
Boone geometry56795.4 mmRideDNA-derived
Boone geometry58815.7 mmRideDNA-derived
Boone geometry61843.5 mmRideDNA-derived
Boone geometry54777.2 mmRideDNA-derived

What is the fork length of the Trek Boone 2026?

Fork length is the axle-to-crown distance recorded for the fork. Also searched as axle to crown, A2C.

ConfigurationSizeFork lengthSource
Boone geometry52396.2 mmRideDNA-derived
Boone geometry49396.2 mmRideDNA-derived
Boone geometry56396.2 mmRideDNA-derived
Boone geometry58396.2 mmRideDNA-derived
Boone geometry61396.2 mmRideDNA-derived
Boone geometry54396.2 mmRideDNA-derived

What is the wheel flop of the Trek Boone 2026?

Wheel flop is a calculated steering-geometry value based on trail and head tube angle. Also searched as flop.

ConfigurationSizeWheel flopSource
Boone geometry5220.4 mmRideDNA-derived
Boone geometry4921.8 mmRideDNA-derived
Boone geometry5618.9 mmRideDNA-derived
Boone geometry5818.1 mmRideDNA-derived
Boone geometry6118.1 mmRideDNA-derived
Boone geometry5418.9 mmRideDNA-derived

Source

Recorded source

Trek Checkmate 2026

Geometry

Available sizes: S, XL, M, L, XS, ML.

Checkmate geometry

Jump to size: XS · S · M · L · XL · ML

Checkmate geometry geometry by size
SizeReachStackETTHTASTATrailWheelbaseChainstayBB dropBB heightFront centerFork offsetHead tubeSeat tubeStandoverFork lengthWheel flopMax tire
XS380.4 mm525.1 mm532 mm71 °73.9 °—1003.9 mm418.4 mm—273 mm591 mm49 mm91 mm373 mm688.3 mm396.6 mm21.5 mm—
S384 mm540.4 mm540 mm71.3 °73.9 °—1010 mm418.4 mm—273 mm597 mm49 mm106 mm414 mm715.6 mm396.6 mm20.6 mm—
M391.2 mm560 mm555 mm71.5 °73.7 °—1021.9 mm418.4 mm—273 mm608.8 mm49 mm126 mm455 mm745 mm396.6 mm20 mm—
L402.2 mm607.5 mm581 mm72 °73.6 °—1043.5 mm418.4 mm—273 mm630.2 mm49 mm174 mm537 mm808 mm396.6 mm18.6 mm—
XL406.9 mm632.9 mm592 mm72.4 °73.7 °—1052.1 mm418.4 mm—273 mm638.8 mm49 mm199 mm583 mm842.8 mm396.6 mm17.5 mm—
ML397.1 mm583.6 mm570 mm71.7 °73.5 °—1033.7 mm418.4 mm—273 mm620.5 mm49 mm150 mm500 mm778.1 mm396.6 mm19.4 mm—

Length measurements are in millimeters; HTA and STA are in degrees. ETT means effective top tube.

Size-to-size changes

Differences are calculated from the recorded values; they are not fit recommendations.

  • Checkmate geometry: XS → S — Reach +3.6 mm, Stack +15.3 mm, ETT +8 mm, HTA +0.3 °, STA +0 °, Wheelbase +6.1 mm, Chainstay +0 mm, BB height +0 mm, Front center +6 mm, Fork offset +0 mm, Head tube +15 mm, Seat tube +41 mm, Standover +27.3 mm, Fork length +0 mm, Wheel flop -0.9 mm
  • Checkmate geometry: S → M — Reach +7.2 mm, Stack +19.6 mm, ETT +15 mm, HTA +0.2 °, STA -0.2 °, Wheelbase +11.9 mm, Chainstay +0 mm, BB height +0 mm, Front center +11.8 mm, Fork offset +0 mm, Head tube +20 mm, Seat tube +41 mm, Standover +29.4 mm, Fork length +0 mm, Wheel flop -0.6 mm
  • Checkmate geometry: M → L — Reach +11 mm, Stack +47.5 mm, ETT +26 mm, HTA +0.5 °, STA -0.1 °, Wheelbase +21.6 mm, Chainstay +0 mm, BB height +0 mm, Front center +21.4 mm, Fork offset +0 mm, Head tube +48 mm, Seat tube +82 mm, Standover +63 mm, Fork length +0 mm, Wheel flop -1.4 mm
  • Checkmate geometry: L → XL — Reach +4.7 mm, Stack +25.4 mm, ETT +11 mm, HTA +0.4 °, STA +0.1 °, Wheelbase +8.6 mm, Chainstay +0 mm, BB height +0 mm, Front center +8.6 mm, Fork offset +0 mm, Head tube +25 mm, Seat tube +46 mm, Standover +34.8 mm, Fork length +0 mm, Wheel flop -1.1 mm
  • Checkmate geometry: XL → ML — Reach -9.8 mm, Stack -49.3 mm, ETT -22 mm, HTA -0.7 °, STA -0.2 °, Wheelbase -18.4 mm, Chainstay +0 mm, BB height +0 mm, Front center -18.3 mm, Fork offset +0 mm, Head tube -49 mm, Seat tube -83 mm, Standover -64.7 mm, Fork length +0 mm, Wheel flop +1.9 mm

RideDNA-derived values

These deterministic calculations use the recorded inputs above. They are separate from recorded facts and are not fit recommendations.

  • Checkmate geometry size S stack Reach Ratio: 1.41
  • Checkmate geometry size XL stack Reach Ratio: 1.56
  • Checkmate geometry size M stack Reach Ratio: 1.43
  • Checkmate geometry size L stack Reach Ratio: 1.51
  • Checkmate geometry size XS stack Reach Ratio: 1.38
  • Checkmate geometry size ML stack Reach Ratio: 1.47

Checkmate geometry measurements

Choose the recorded size and configuration. Geometry figures can change by size; RideDNA does not collapse those values into one misleading answer.

What is the reach of the Trek Checkmate 2026?

Reach is the horizontal distance from the bottom bracket to the top of the head tube. Also searched as frame reach.

ConfigurationSizeReachSource
Checkmate geometryS384 mmRideDNA-derived
Checkmate geometryXL406.9 mmRideDNA-derived
Checkmate geometryM391.2 mmRideDNA-derived
Checkmate geometryL402.2 mmRideDNA-derived
Checkmate geometryXS380.4 mmRideDNA-derived
Checkmate geometryML397.1 mmRideDNA-derived

What is the stack of the Trek Checkmate 2026?

Stack is the vertical distance from the bottom bracket to the top of the head tube. Also searched as frame stack.

ConfigurationSizeStackSource
Checkmate geometryS540.4 mmRideDNA-derived
Checkmate geometryXL632.9 mmRideDNA-derived
Checkmate geometryM560 mmRideDNA-derived
Checkmate geometryL607.5 mmRideDNA-derived
Checkmate geometryXS525.1 mmRideDNA-derived
Checkmate geometryML583.6 mmRideDNA-derived

What is the effective top tube of the Trek Checkmate 2026?

Effective top tube is the horizontal distance between the head-tube and seat-tube centerlines. Also searched as ETT, virtual top tube, horizontal top tube.

ConfigurationSizeEffective top tubeSource
Checkmate geometryS540 mmRideDNA-derived
Checkmate geometryXL592 mmRideDNA-derived
Checkmate geometryM555 mmRideDNA-derived
Checkmate geometryL581 mmRideDNA-derived
Checkmate geometryXS532 mmRideDNA-derived
Checkmate geometryML570 mmRideDNA-derived

What is the head tube angle of the Trek Checkmate 2026?

Head tube angle describes the steering-axis angle relative to the ground. Also searched as HTA, head angle, steering angle.

ConfigurationSizeHead tube angleSource
Checkmate geometryS71.3 °RideDNA-derived
Checkmate geometryXL72.4 °RideDNA-derived
Checkmate geometryM71.5 °RideDNA-derived
Checkmate geometryL72 °RideDNA-derived
Checkmate geometryXS71 °RideDNA-derived
Checkmate geometryML71.7 °RideDNA-derived

What is the seat tube angle of the Trek Checkmate 2026?

Seat tube angle describes the seat-tube angle relative to the ground. Also searched as STA, seat angle, effective seat angle.

ConfigurationSizeSeat tube angleSource
Checkmate geometryS73.9 °RideDNA-derived
Checkmate geometryXL73.7 °RideDNA-derived
Checkmate geometryM73.7 °RideDNA-derived
Checkmate geometryL73.6 °RideDNA-derived
Checkmate geometryXS73.9 °RideDNA-derived
Checkmate geometryML73.5 °RideDNA-derived

What is the wheelbase of the Trek Checkmate 2026?

Wheelbase is the distance between the front and rear wheel axles. Also searched as axle-to-axle length.

ConfigurationSizeWheelbaseSource
Checkmate geometryS1010 mmRideDNA-derived
Checkmate geometryXL1052.1 mmRideDNA-derived
Checkmate geometryM1021.9 mmRideDNA-derived
Checkmate geometryL1043.5 mmRideDNA-derived
Checkmate geometryXS1003.9 mmRideDNA-derived
Checkmate geometryML1033.7 mmRideDNA-derived

What is the chainstay length of the Trek Checkmate 2026?

Chainstay length, also called rear center, is the distance from the bottom bracket to the rear axle. Also searched as Chainstay, rear center, rear centre.

ConfigurationSizeChainstay lengthSource
Checkmate geometryS418.4 mmRideDNA-derived
Checkmate geometryXL418.4 mmRideDNA-derived
Checkmate geometryM418.4 mmRideDNA-derived
Checkmate geometryL418.4 mmRideDNA-derived
Checkmate geometryXS418.4 mmRideDNA-derived
Checkmate geometryML418.4 mmRideDNA-derived

What is the bottom bracket height of the Trek Checkmate 2026?

Bottom bracket height is the vertical distance from the ground to the bottom bracket. Also searched as BB height.

ConfigurationSizeBottom bracket heightSource
Checkmate geometryS273 mmRideDNA-derived
Checkmate geometryXL273 mmRideDNA-derived
Checkmate geometryM273 mmRideDNA-derived
Checkmate geometryL273 mmRideDNA-derived
Checkmate geometryXS273 mmRideDNA-derived
Checkmate geometryML273 mmRideDNA-derived

What is the front center of the Trek Checkmate 2026?

Front center is the distance from the bottom bracket to the front wheel axle. Also searched as front centre.

ConfigurationSizeFront centerSource
Checkmate geometryS597 mmRideDNA-derived
Checkmate geometryXL638.8 mmRideDNA-derived
Checkmate geometryM608.8 mmRideDNA-derived
Checkmate geometryL630.2 mmRideDNA-derived
Checkmate geometryXS591 mmRideDNA-derived
Checkmate geometryML620.5 mmRideDNA-derived

What is the fork offset of the Trek Checkmate 2026?

Fork offset is the perpendicular distance between the steering axis and the front axle. Also searched as fork rake, rake.

ConfigurationSizeFork offsetSource
Checkmate geometryS49 mmRideDNA-derived
Checkmate geometryXL49 mmRideDNA-derived
Checkmate geometryM49 mmRideDNA-derived
Checkmate geometryL49 mmRideDNA-derived
Checkmate geometryXS49 mmRideDNA-derived
Checkmate geometryML49 mmRideDNA-derived

What is the head tube length of the Trek Checkmate 2026?

Head tube length is the measured length of the frame's head tube. Also searched as Head tube, head tube.

ConfigurationSizeHead tube lengthSource
Checkmate geometryS106 mmRideDNA-derived
Checkmate geometryXL199 mmRideDNA-derived
Checkmate geometryM126 mmRideDNA-derived
Checkmate geometryL174 mmRideDNA-derived
Checkmate geometryXS91 mmRideDNA-derived
Checkmate geometryML150 mmRideDNA-derived

What is the seat tube length of the Trek Checkmate 2026?

Seat tube length is the recorded length of the frame's seat tube; measurement conventions can differ by manufacturer. Also searched as Seat tube, seat tube, frame size.

ConfigurationSizeSeat tube lengthSource
Checkmate geometryS414 mmRideDNA-derived
Checkmate geometryXL583 mmRideDNA-derived
Checkmate geometryM455 mmRideDNA-derived
Checkmate geometryL537 mmRideDNA-derived
Checkmate geometryXS373 mmRideDNA-derived
Checkmate geometryML500 mmRideDNA-derived

What is the standover height of the Trek Checkmate 2026?

Standover height is the ground-to-top-tube height at the manufacturer's stated measurement point. Also searched as Standover, stand over height, standover clearance.

ConfigurationSizeStandover heightSource
Checkmate geometryS715.6 mmRideDNA-derived
Checkmate geometryXL842.8 mmRideDNA-derived
Checkmate geometryM745 mmRideDNA-derived
Checkmate geometryL808 mmRideDNA-derived
Checkmate geometryXS688.3 mmRideDNA-derived
Checkmate geometryML778.1 mmRideDNA-derived

What is the fork length of the Trek Checkmate 2026?

Fork length is the axle-to-crown distance recorded for the fork. Also searched as axle to crown, A2C.

ConfigurationSizeFork lengthSource
Checkmate geometryS396.6 mmRideDNA-derived
Checkmate geometryXL396.6 mmRideDNA-derived
Checkmate geometryM396.6 mmRideDNA-derived
Checkmate geometryL396.6 mmRideDNA-derived
Checkmate geometryXS396.6 mmRideDNA-derived
Checkmate geometryML396.6 mmRideDNA-derived

What is the wheel flop of the Trek Checkmate 2026?

Wheel flop is a calculated steering-geometry value based on trail and head tube angle. Also searched as flop.

ConfigurationSizeWheel flopSource
Checkmate geometryS20.6 mmRideDNA-derived
Checkmate geometryXL17.5 mmRideDNA-derived
Checkmate geometryM20 mmRideDNA-derived
Checkmate geometryL18.6 mmRideDNA-derived
Checkmate geometryXS21.5 mmRideDNA-derived
Checkmate geometryML19.4 mmRideDNA-derived

Source

Recorded source