GTR SL35 rear wheel specially designed for electric bikes.- 27.5´´ Tubeless Ready aluminium rim with reinforced eyelet 35mm inside, 40mm outside and 16mm height- 32 black spokes and brass nipples - BOOST Disc Bearing Hub for 6-Bolt Shaft 12 x 148mm Micro Spline 12V- STEEL Axle and cassette body for greater reinforcement.The wheel is supplied with the Tubeless Ready tape and the Tubeless Valve is included.