Twitter Bikes
R12 Pro (SP) Twitter Carbon Road Bike
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Specification
Specification
Key Components
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Wheel Size: 700C
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Frame Heights: 46 / 48 / 50 / 52 / 54 cm
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Bike Colors: White / Matte Black / Matte Dark Gray / Cement Gray / Others
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Net Weight: 9.2 kg (both variants)
Frame & Structure
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Frame: R12pro (Disc & Thru-Axle 12×142), high modulus Carbon Fiber, Aero design, full internal cable routing
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Fork: R12pro (Disc & Thru-Axle 12×100), high modulus Carbon Fiber, 700C
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Seat Post: High modulus Carbon Fiber, Aero-Racing profile
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Handlebar Set: Integrated Handlebar & Stem (420×90 mm), high modulus Carbon Fiber, full internal cable routing
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Clamps: Hidden screw fit to frame
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Head Set: CNC aluminum alloy with sealed bearings (52×52 mm)
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Bottom Bracket: Threaded T47×24 mm, hollow & sealed bearings
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Washer: Dedicated for internal cable routing
Drivetrain Options
Variant 1 – SHIMANO Claris R2000 16-Speed (Alloy Wheel)
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System: SHIMANO Claris R2000, 2×8-speed, alloy wheel
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Shifters: SHIMANO Claris R2000 2×8-speed
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Front Derailleur: SHIMANO Claris R2000 2-speed
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Rear Derailleur: SHIMANO Claris R2000 8-speed
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Crankset: Prowheel ARP aluminum alloy hollow 34/50T
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Cassette: SUGEK 8-speed, 11–26T
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Chain: SUMC 8-speed
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Brakes: RS flat-mount, cable-pull hydraulic disc, 160/160 mm rotors
Variant 2 – SRAM RIVAL 22-Speed (Alloy Wheel)
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System: SRAM RIVAL, 2×11-speed, alloy wheel
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Shifters: SRAM RIVAL 2×11-speed
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Front Derailleur: SRAM RIVAL 2-speed
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Rear Derailleur: SRAM RIVAL 11-speed
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Crankset: Prowheel ARP aluminum alloy hollow 34/50T
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Cassette: SUNSHINE 11-speed, 11–30T
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Chain: SUMC 11-speed
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Brakes: RS flat-mount, cable-pull hydraulic disc, 160/160 mm rotors
Wheelset & Tires
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Hubs: RS aluminum alloy & carbon fiber, 4 sealed bearings, HG freehub, 24H front / 24H rear, disc & thru-axle F12×100 / R12×142
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Rims: RS aluminum alloy AL7005, double wall, W21×H38 mm
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Spokes: SHUNJIU circular 14G
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Tires: INNOVA-PRO 700×28C, black
Braking System
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Brakes: RS flat-mount, cable-pull hydraulic disc, 160 mm front / 160 mm rear rotors
Additional Components
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Saddle: Lightweight and comfortable racing saddle
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Pedals: Lightweight & skid-resistant
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Cables: JAGWIRE performance cables
Included Accessories
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Standard safety reflectors (handlebar, seat post, front wheel, rear wheel)
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PC bottle cage + tools
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Manual + warranty card
Description
Description
Geometry Image
Geometry Image
R12 Pro (SP) Features
Why choose this bike
Carbon Aero Frame
R12pro carbon fiber frame with 12×142 mm thru-axle and fully hidden internal cable routing.
R12pro carbon fiber frame with 12×142 mm thru-axle and fully hidden internal cable routing.
Carbon Disc Fork
R12pro carbon fork with 12×100 mm thru-axle for precision steering and ride stability.
R12pro carbon fork with 12×100 mm thru-axle for precision steering and ride stability.
2×8 or 2×11-Speed
Choice of SHIMANO Claris 16-speed or SRAM RIVAL 22-speed drivetrains for different performance levels.
Choice of SHIMANO Claris 16-speed or SRAM RIVAL 22-speed drivetrains for different performance levels.
Hydraulic Disc Brakes
Flat-mount cable-pull hydraulic disc brakes provide balanced and consistent braking performance.
Flat-mount cable-pull hydraulic disc brakes provide balanced and consistent braking performance.
Alloy Wheelset
RS AL7005 double wall alloy rims with 700×28C INNOVA-PRO tires for speed and durability.
RS AL7005 double wall alloy rims with 700×28C INNOVA-PRO tires for speed and durability.
Color Options
Available in White, Matte Black, Matte Dark Gray, Cement Gray, and other finishes.
Available in White, Matte Black, Matte Dark Gray, Cement Gray, and other finishes.
