WHL RR 20x1.75 406x24 WEI DM30 BK 36 ALY FW 1sp FF 3/8 BK 110mm 14gBKItem Specifications: Size: 20in, Type: Tube Only, ISO: 406, Axle: B/O 3/8, Width ID (mm): 24, O.L.D.: 110, Ft / Rr / St: RR, Rim Model: WEI DM30, Hub Model: BkOps MX-2000, Wall: Dbl, Hub Color: Blk, Spoke Type: 14G BK, Valve: SV, Rim Color: Blk NMSW, Gears: 1s FW/FW, Spoke Count: 36H,