Black powder-coated aluminum alloy wheels for BMX racing, jumps, dirt riding, tricks, and all your skidding pleasure from Wheel Master. Weinmann single-wall, 48-Hole, ZAC30 rims, with 14mm axle dropouts. Black stainless steel spokes, chrome nipples. Right Hand drive. Flip Flop hub accepts 13T cog freewheel on one side and standard 14T or above freewheel on the other side. Set weighs 4 lbs. 14 1/2 oz. (2315 grams). Available as single front, single rear, or the pair. Black.