Nirve Fat Ass Rear Cruiser Bike Wheel (Polished, 24 x 1.75-24 x 3.00 3-Speed Coaster Brake) RIM: Aluminum polished 36h x 14g HUB:3-speed coaster brake silver, 3/8 round axle,118mm OLD 22t sprocket Spokes: stainless steel 14g SILVER spokes w/brass nipples