The D21 disc wheel is designed to reduce air resistance, enhancing speed and efficiency. The design strikes a balance between low weight and exceptional rigidity, providing better stability and control during rides while effectively transmitting pedalling power. With a hooked tubeless design, it is suitable for riders using either tubeless tires or inner tube setups offering flexible options to meet various needs.

Specifications

• 21mm internal width
• Full Carbon Clincher, Tubeless Ready Rim - hooked bead
  
• Centerlock disc brake format
• Shimano HG freehub (Option for SRAM XDR)
• 12X142mm hub dimensions
• Sealed cartridge bearings.
• 1050g

Rear Wheel

• Weight: 1050g
• Diameter: 700c
• Hub: Integrated - 36T Star Ratchet
• Hub Bearing Size: 
• Hub Compatibility: 12 x 142mm (Through-Axle)
• Rotor Compatibility: Center Lock
• Rim Depth: Full Disc
• Rim Width (Outside): 26.7mm
• Rim Width (Inside): 21mm
• Color: UD Matte Carbon
• 11/12-Speed Compatible Hub: Yes (Shimano HG 11-12 speeds / Sram)
• 12-Speed XDR Compatible Hub: Yes w/ (Aftermarket XDR Freehub purchase)
• Tire Compatibility: Tubeless Ready (TLR) / Clincher
• Max Tire Pressure:  70-100psi (also refer to Tire sidewall)
• Tire Width: 700c x 28-30mm

Wheelset

• Max Recommended Rider Weight (lbs):  220lbs

• Tubeless valves Stems
  

D21 TLR Disc Brake - Disc Rear Wheel Installation Instructions