Alex Toys X101 36H Shimano 8-Speed QR Rear Wheel, Silver/Silver, 700C Wheel Build: 14g UCP spokes, 3X lacing, 5/8" Brass nipples Hub: Shimano Altus, 8/9 speed Shimano/SRAM Cassette, Looseball bearings, 135mm OLD, 3/8" QR Axle, Silver, w/Skewer Rim: XLC X11, 7C, 25mm wide Ground Sidewall Single Wall Clincher, 36h, SV hole, Silver, w/o Rim Strip