Description Frame 6061 Alloy Frame with inner cabling Fork Zoom Suspension with lockout Tyre 29 Wheelset Double Wall Alloy Rim Frame Size 18" Seatpost Alloy RD Shimano Acera FD Shimano Tourney Shifter Shimano Altus 3*8 speed Cassette Shimano 8s Crankset Cotterless Pedals Nylon Pedals with reflector Hubs Sealed Bearing Bottom Bracket Sealed Cartridge Brake Set Disc Brakes Handle bar Alloy Saddle PU Comfort Grip PU Comfort Stem Alloy Chain 8 Speed Speed 24 Speed Reflector Yes Head Set Threadless Fender NA   Schnell Dynamic HD 29 is an high performance MTB alloy frame and powered by Shimano Acera 24 Speed gear system. Dynamic HD also features Zoom lock out suspension on the front, Tectro Hydraulic disc brakes, Shimano chain wheels, Internal cable Routing and 8 Speed Cassette Hubs.