Mountain bike pass CE: 1. Giant Brand mountain bike 2. Dual Drive 1500w 3. High speed>50km/h 4.Programmable controller Mountain Bike suit for people Product DetailsFRAME26” x 18” Frame Head tube 140x34x1.2t,Argon arc welding top 625x50.8x1.2t,seat tube500x28.6x1.2t, Chain stay 460x19x1.2t,f/r 160 type big disc brake plate , The rear stay space 135mmPainting SteelFORKSuspension spring type with ...