Rims: WTB HTZ i30 27.5" - ETRTO 584-30 - Inner width: 30mm - 6061 series aluminum - Asymetric and angled spoke hole drilling distributes spoke tension more evenly - Reinforced I-Beam profile - Strong sleeved joint - Drilled for Presta valve - TCS 2.0 Tubeless System compatible - Solid Strip included - Tubeless valve included - 32 holes Rear hubs: FH-M8130-B (SuperBoost, MS) - Center Lock (6-Bolt adapter included) - Quick Engagement Freehub, 36 Points of Contact, 10 deg. engagement - HG compatible Shimano 11spd and Sram NX / SX splined 12spd (10spd and below needs spacer) - MS compatible 12 Spd Shimano Micro Spline Assembled in North America by experienced wheelbuilders with Sapim Race spokes (Black), Polyax Nipples (Black)