26 inch Rear Wheel Coaster Foot Brake (meaning when you pedal backwards the wheel will brake). Wheel comes with rear spocket and mounting hardware. Tire Size: 26 x 2.125 *PSI: 30050 *Tread: DB01012 *Name: Beach Bum *Bead: Wire *Style: Standard *Color: Black/Black Side Wall *Brand: Duro *ISO: 9001 * Tube Size: 26 x 1.75/2.125 *Valve Type: Schrader Valve *Valve Length: 33mm *Valve Core: Removable *Valve o