Author Ultrasonic 27.5 2021-22 vs Bombtrack Audax AL

Compare Specifications of Author Ultrasonic 27.5 2021-22 and Bombtrack Audax AL

Selected Bikes

Author Ultrasonic 27.5 2021-22
Author Ultrasonic 27.5 2021-22

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Bombtrack Audax AL
Bombtrack Audax AL

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Model:

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Model:

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Technical Specifications
Speed 11 --
Frame Triple butted hydroformed alloy 6061 27.5" 6061-T6 double butted aluminium, TA, fender mounts,86.5 mm T47 BB shell
Stem AUTHOR alloy Bombtrack ROAM forged aluminium stem, -7°
Handle Bar AUTHOR Flat Top bar 9° 620 / 640 mm Bombtrack CX-10 drop bar, 31.8 mm, 10° flare
Fork Front : RST F1RST 27.5 air, lock out (80 mm) Full carbon, TA, 1.1/2'' - 1.1/8'', with fender / cage mounts
Seats -- Seat Clamp : Bombtrack ORIGIN forged aluminium seat clamp, 31.8 mm
Seatpost AUTHOR alloy (31.6) Bombtrack BEECH aluminium seatpost, 27.2 mm x 400 mm
Grip AUTHOR kratton rubber Bombtrack COMMAND bar tape
Crankset -- Bombtrack LYER forged aluminium crank, direct mount interface(SRAM compatible), 30 mm spindle
Pedals Alloy --
Chain KMC X11 KMC X11 chain, 1/2'' x 11/128'', 114L
Shifters SHIMANO SLX (11) MICROSHIFT SB-M110 DUAL CONTROL LEVER 1 x 11
Saddle AUTHOR Champion Author Navigator Bombtrack COMP saddle
Headset -- Sealed integrated aheadset, 1.1/2'' - 1.1/8''
Derailleur Rear SHIMANO SLX MICROSHIFT RD-M665M, clutch, medium cage
Hub Front AUTHOR Xenon 32 holes Bombtrack ARC sealed disc hub, 6-bolt disc
Hub Rear -- Bombtrack ARC sealed disc hub, 11-speed, 6-bolt disc
Spoke Black stainless steel 2.0 mm --
Cassette -- MICROSHIFT CS-HG113 11-speed, 11 - 46 T
Chainrings -- CNC machined aluminium, narrow-wide, 40 T
Bottom Bracket PROWHEL BB unit --
Tyres
Front CST B-Trail aramid 27.5" × 2.25" WTB HORIZON 650B x 47C
Rear CST B-Trail aramid 27.5" × 2.25" WTB HORIZON 650B x 47C
Wheel / RIM Rims :AUTHOR Xenon TRC 27.5 32 holes --
Brakes
Front TEKTRO Gemini disc hydraulic (6" rotors) TRP Spyre C flat-mount disc brakes with 160 mm rotors
Rear TEKTRO Gemini disc hydraulic (6" rotors) TRP Spyre C flat-mount disc brakes with 160 mm rotors
Brake Lever TEKTRO Gemini WS --
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- Glossy Sky Blue


Physical Specs
Length -- --
Weight 12 kg 10.4 kg
Overview
Features -- - TRP Spyre brakes with Jagwire KEB-SL compressionless cable housing
- Toptube bag direct mounts, triple cage mount on downtube for optimized bottle position, bottle cage mounts underneath the downtube and on the seattube
Additional Details SIZE :14", 16"
HEAD PARTS: AUTHOR Integrated 1.5" tapered
CHAIN WHEEL : PROWHEEL 32 teeth 165 / 170 mm cranks
Lever : MICROSHIFT SB-M110 DUAL CONTROL LEVER mechanic
Bottom Bracket : Bombtrack T47 internal sealed BB for 30 mm spindle
Through axle : 12 x 100 mm / 12 x 142 mm
Maximum rider weight : 120 kg incl. luggage
ASTM riding condition : 2

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