SPECIFICATIONS Frame : Light Alloy Fork : Raleigh Suspension Fork With Mechanical Lock out Bottom Bracket : Sealed Cartridge Crank Set : Prowheel Alloy Crank 24x34x42 Pedal : Wellgo Front Derailleur : Shimano Tourney FD-TY500 Rear Derailleur : Shimano Altus RD-M310 Shifters : Shimano ST-EF-500 3X7 Speed Chain : 3/32 Rims : Raleigh Double Wall Alloy 36H Hubs : Alloy 36H With Front QR Tires : 27.5 x 2.10 Brake Set : Mechanical Disc Brakes Head Set : Neco Threadless Handle Bar : Raleigh Steel Grips : Soft Rubber Compound Stem : Raleigh Alloy Seat Post : Alloy 30.4 Saddle : Raleigh Seat Clamp : QR Freewheel : Shimano Tourney 7-Speed MF-TZ500