MSRP | ||
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Where to Buy | — $1 At | — $1 At |
Category | Endurance | Endurance |
Aluminum | Steel | |
Fork | Carbon | Carbon |
Wheels | Aluminum | Aluminum |
Wheel Size | 650c | 650c |
Clearance | 50c (27.5″) / 35c (700c) | 50c (27.5″) / 35c (700c) |
Brakes | Mechanical Disc | Hydraulic Disc |
Groupset | microSHIFT | Ultegra, 105 |
Drivetrain | 1 × 11 | 2 × 11 |
Brand Site | ||
Summary | The Bombtrack Audax AL and Bombtrack Audax are both endurance bikes. The Audax AL has an aluminum frame, while the Audax has a steel frame, better components, and higher gearing. |
Based on frame geometry and build specs.
Frame | 6061-T6 double butted aluminum, tapered head tube, TA dropouts, replaceable hanger, 86.5 mm T47 shell BB Standard: T47, Threaded Tire Clearance: 50c (27.5″) / 35c (700c) | COLUMBUS CROMOR double butted tubing, tapered head tube, TA dropouts, replaceable hanger, 86.5 mm T47 shell BB Standard: T47, Threaded Tire Clearance: 50c (27.5″) / 35c (700c) |
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Fork | full carbon, TA disc fork, 1.1/2" - 1.1/8" tapered steerer, with fender / cage mounts | full carbon, TA disc fork, 1.1/2" - 1.1/8" tapered steerer, with fender / cage mounts |
Bottom Bracket | T47 sealed BB for 30 mm spindle | T47 sealed BB for 30 mm spindle |
Headset | FSA ORBIT C40 sealed integrated aheadset, 1.1/2" - 1.1/8" | FSA NO.21/12/44 sealed external aheadset, 1.1/2" - 1.1/8" |
Stem | BOMBTRACK ROAM forged aluminum stem, -7° | RITCHEY COMP 4-AXIS 44 forged aluminum stem, -6° |
Handlebar | BOMBTRACK CX-10 drop bar, 31.8 mm, 10° flare | RITCHEY COMP STREEM III drop bar, 31.8 mm, 5° backsweep |
Saddle | BOMBTRACK COMP saddle | BOMBTRACK COMP saddle |
Seatpost | BOMBTRACK BEECH aluminum seatpost, 27.2 mm x 300 mm | RITCHEY COMP 2-BOLT aluminum seatpost 27.2 mm x 400 mm |
Pedals | - | - |
Grips | BOMBTRACK COMMAND bar tape | BOMBTRACK COMMAND bar tape |
Rear Derailleur | MICROSHIFT RD-M665M rear derailleur, clutch, medium cage | SHIMANO ULTEGRA RD-RX800-GS rear derailleur, clutch, medium cage |
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Front Derailleur | - | SHIMANO 105 FD-R7000-B front derailleur |
Crank | BOMBTRACK LYER forged aluminum crank, direct mount interface, 30 mm spindle, CNC machined aluminum, narrow-wide, 40T, 1/2" x 11/128" | BOMBTRACK LYER forged aluminum crank, direct mount interface, 30 mm spindle, aluminum, subcompact, 48/32T, 1/2" x 11/128", direct mount spider |
Shifters | MICROSHIFT SB-M110 DUAL CONTROL LEVER 1 x 11 | SHIMANO 105 ST-R7020 STI 2 x 11 |
Cassette | MICROSHIFT CS-HG113 11-speed cassette, 11-46T | SHIMANO 105 CS-R7000 11-speed cassette, 11-32T |
Chain | KMC X10 chain, 1/2" x 11/128", 114L | KMC X11 chain, 1/2" x 11/128", 114L |
Brakes | TRP Spyre C flat-mount disc brakes with 160 mm rotors | SHIMANO 105 BR-R7070 flat-mount hydraulic disc brakes with 160 mm rotors |
Rims | Front: WTB ST i19 double wall, TCS 2.0, 32h, Rear: WTB ST i19 double wall, TCS 2.0, 32h | Front: HUNT ADVENTURE SPORT double wall asymmetric rim, TLC, i25, 28h , Rear: HUNT ADVENTURE SPORT double wall asymmetric rim, TLC, i25, 28h |
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Front Hub | Front: BOMBTRACK ORIGIN sealed disc hub, 6-bolt disc, 12 x 100 mm thru-axle, Rear: BOMBTRACK ORIGIN sealed disc hub, 11-speed, 6-bolt disc, 12 x 142 mm thru-axle | Front: HUNT ADVENTURE SPORT sealed hub, 6-bolt disc, 12 x 100 mm thru-axle, Rear: HUNT ADVENTURE SPORT sealed hub, 11-speed, 6-bolt disc, 12 x 142 mm thru-axle |
Rear Hub | Front: BOMBTRACK ORIGIN sealed disc hub, 6-bolt disc, 12 x 100 mm thru-axle, Rear: BOMBTRACK ORIGIN sealed disc hub, 11-speed, 6-bolt disc, 12 x 142 mm thru-axle | Front: HUNT ADVENTURE SPORT sealed hub, 6-bolt disc, 12 x 100 mm thru-axle, Rear: HUNT ADVENTURE SPORT sealed hub, 11-speed, 6-bolt disc, 12 x 142 mm thru-axle |
Tires | Front: WTB HORIZON tire, 650B x 47C, Rear: WTB HORIZON tire, 650B x 47C | Front: WTB BYWAY TCS folding tire, 650B x 47C, Rear: WTB HORIZON TCS folding tire, 650B x 47C |
Lights | - | - |
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Fenders | - | - |
Racks | - | - |