CHAPTER2 RIRA FRAMESET(DISC BRAKE), COL#02 BLUE + UD DIGITAL , X SMALL
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Core Overview
- Frame & Carbon Construction: 100% manufactured in Japan using premium Toray T1100 carbon fiber. It weighs approximately 945g (for a size Medium frame) with an uncut fork weight of 395g. [1, 2]
- Drivetrain Compatibility: Engineered strictly for electronic groupsets (fully compatible with Shimano Di2, SRAM eTap AXS, and Campagnolo EPS). Mechanical groupsets are not supported. [1]
- Brake Configuration: Designed exclusively for flat-mount disc brakes with 12x100mm front and 12x142mm rear thru-axles. [1]
- Size Specifics (XS): The Extra Small layout comes equipped with a 53mm fork rake offset to ensure nimble, stable handling optimized for smaller riders. [1]
Technical Specifications
- Tire Clearance: Accommodates a practical maximum width of up to 34mm in the front and 32mm in the rear, making it highly versatile for coarse asphalt and light gravel.
- Bottom Bracket: Standardized on an internal T47 (85.5mm) threaded system for optimal frame stiffness, creak-free tolerance, and massive crankset compatibility.
- Seatpost Standard: Uses a universal round 27.2mm seatpost diameter, allowing you to use your choice of aftermarket options or pair it with the color-matched Chapter2 TUMU carbon seatpost.
- Derailleur Hangers Included: Shipped with both a SRAM Universal Derailleur Hanger (UDH) and a Shimano Direct Mount hanger to future-proof component choices. [1, 2, 3]
