Rider (Boost) - Twitter Carbon Gravel Bike

Key Components

• Frame Size: 29" (27.5") × 15" / 17" / 19"

• Bike Colors: White / Matte Black / Matte Dark Gray

• Net Weight: 12.9 kg (all configurations)

Frame & Structure

• Frame: RIDER, AL7005 aluminum alloy, XC geometry, Thru-Axle 12×148 mm Boost, smooth welds, internal cables

• Fork: TW magnesium–aluminum alloy air suspension fork with remote lockout, Thru-Axle 15×110 mm Boost

• Seat Post: Aluminum alloy, 31.6×350 mm

• Handlebar Set: Aluminum alloy matte handlebar (31.8×720 mm) with 90 mm stem

• Clamps: Aluminum alloy quick release 34.9 mm

• Head Set: CNC aluminum alloy with sealed bearings (44×55 mm)

• Washer: Aluminum alloy 3×28.6×10 mm

Drivetrain Options

Variant 1 – LTWOO 3×10-Speed (RETROSPEC RS-30S)

• System: RETROSPEC (LTWOO) 3×10-speed

• Shifters: RETROSPEC (LTWOO) 3×10-speed

• Front Derailleur: RETROSPEC (LTWOO) 3-speed

• Rear Derailleur: RETROSPEC (LTWOO) 10-speed

• Crankset: RS aluminum alloy, hollow 24/32/42T

• Cassette: SUGEK 10-speed, 11–36T

• Chain: SUMC 10-speed

• Bottom Bracket: Hollow BSA68×24 mm, sealed bearings

Variant 2 – LTWOO 2×12-Speed (RETROSPEC RS-2×12S)

• System: RETROSPEC (LTWOO) 2×12-speed

• Shifters: RETROSPEC (LTWOO) 2×12-speed

• Front Derailleur: RETROSPEC (LTWOO) 2-speed

• Rear Derailleur: RETROSPEC (LTWOO) 12-speed

• Crankset: RS aluminum alloy, hollow 28/38T

• Cassette: SUNSHINE 12-speed, 11–42T

• Chain: SUMC 12-speed

• Bottom Bracket: Hollow BSA68×24 mm, sealed bearings

Variant 3 – SHIMANO DEORE M6100 1×12-Speed

• System: SHIMANO DEORE M6100 1×12-speed

• Shifters: SHIMANO DEORE M6100

• Front Derailleur: None

• Rear Derailleur: SHIMANO DEORE M6100 12-speed

• Crankset: RS aluminum alloy, hollow 34T

• Cassette: SUNSHINE 12-speed, 11–50T

• Chain: SUMC 12-speed

• Bottom Bracket: Hollow BSA68×24 mm, sealed bearings

Wheelset & Tires

• Hubs: RS aluminum alloy, 4 sealed bearings, slotted design, 32 holes, disc brake compatible, Boost spacing (F15×110 mm / R12×148 mm)

• Rims: RS aluminum alloy, double-wall with rivets, W25×H21 mm

• Spokes: SHUNJIU circular 14G

• Tires: CST 29" (27.5") × 2.1", black

Braking System

• Brakes: TEKTRO hydraulic disc brakes, 160 mm front / 160 mm rear rotors

Additional Components

• Grips: PU leather locking grips, 22.2×120 mm

• Saddle: Lightweight and comfortable MTB saddle

• Pedals: Lightweight and skid-resistant

• Cables: JAGWIRE internal and external routing

Included Accessories

• Standard safety reflectors (handlebar, seat post, front wheel, rear wheel)

• PC bottle cage + tools + rear kickstand

• TW manual + warranty card