Features:- Gtr SL35 rear wheel specially designed for electric bikes.- 29´´ Tubeless Ready aluminum rim with reinforced eyelet 35mm inside, 40mm outside and 16mm high- 32 spokes and brass nipples- Boost bearing hub for 6-bolt disc 12 x 148mm SRAM XD axle - Axle and hub of STEEL for greater reinforcement.- The wheel is with the tape installed Tubeless Ready and the Tubeless Valve is included- Reinforced steel axle and core