CZR i30 mountain bike rims are designed to withstand anything that comes their way. Stiffness that only carbon can provide in combination with suppleness. Reinforced lug holes, Solid Strip integration, asymmetric design and two years of development make the CZR i30 the most reliable carbon rim on the market. USE: Trail - Enduro Product Wheel Size Inner Width *Weight Spoke Holes / Offset ERD Tubeless Tape Width Rim Size Designation Max Rider Weight Part Number CZR i30 27.5" TCS 2.0 Rim, 32 hole, Black, PV 27.5" 30mm 472g 32-hole / 5mm 554 35mm 30-584 300lbs W020-0616