MSW Spin Fitness Saddle Spin Cycle Personalized comfort and support for weekly spins around the lake, local trail loops, or warm-up rides to the gym. Two widths help you find the right fit. Features Dual-density foam padding, comfortable support where you need it Soft-touch cover, smooth and durable Two widths, 164mm and 173mm options Steel or chromoly rails, choose the version that suits your ride Unisex design, standard rails fit most seatposts | Msw | Spin Fitness Saddle Sdl-173 Chromoly Black