The Salt Rookie Freecoaster Wheel is the perfect replacement rear wheel. It's comprised of Salt's Rookie rear hub that boasts an alloy construction, loose-ball bearings, 3/8" axle and can fit a 14-18t freewheel that's laced to their Beam rim which features single wall, pinned join construction. ###section### Product Specs WHEEL SIZE: HUB: AXLE: DRIVE SIDE: Right Side Drive RIM: SPOKES: NIPPLES: WEIGHT: Colour: Black