SPECIFICATIONS Frame : Light Alloy 6061 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 Tourney RD-TY500 Shifters : Shimano ST-EF-500 3X7 Speed Freewheel : Shimano Tourney MF-TZ-500 7 Speed Chain : 1/2 x 3/32 Inch Rims : Raleigh Double Wall Alloy 36H Hubs : Steel 36H With Front QR Tires : 27.5 x 2.20 Brake Set : Mechanical Disc Brakes Head Set : Neco Threadless Handle Bar : Steel Grips : Soft Rubber Compound Stem : Alloy Threadless Seat Post : Alloy