Flatbed : we can offer pedal system and electric power assisted for ur choice . Flatbed Specification: 1. Reinforced Steel frame, front bell 2. Tyre :fron,20"X2.4 rear 24"X2.4, aluminum rims 3. Brake systerm :front; V-brake, rear; Twin hydraulic disc brake 4. Board: 120*94CM, aluminum 5. Transmission: chain(KMC Brand)6. Weight: 88KGS 7. Speed: Single speed7/8 (Shimano Brand) Derailleur: 21/24 ...