WTB HTZ i30 Rear Wheel - 29", 12 x 148mm, 6-Bolt, Black, HG11 MTN, 32HHTZ i30 wheels are the perfect choice for your e assist trail, enduro or downhill bike; ready for more distance, more laps, more climbs and more descents. With all those "mores" also comes more weight, continually bashing on the components of an e bike. In order to overcome the increased forces induced by the technological progression of modern e bikes, WTB designed the HTZ wheels to be reliable, sturdy and safe; keep riders, rolling. Capable of