The Shadow Conspiracy Optimized Rear Wheel - 20", 14 x 110mm, Freecoaster, RHD 9T, 36H, BlackWhen the next step in freecoaster design is combined with the future of aftermarket rim design, the result is a wheel that cannot be surpassed. The Optimized freecoaster rear wheel is designed around modern day street riding; this combination of game changers will leave any rider confident that they made the right choice. Product Specifics Rear Axle: 14mm Threaded x 110mm Cassette Body Type: Single Cog Driver Wheel Size: 20" Defined Color: Black ISO