Frame Sizes S (16\"), M (18\"), L (20\") Colors Black Frame AluxX SL aluminium, Fluid FormedTM Fork Fox F29 RL-11, tapered steerer, QR15, 100mm travel Shock N / A Components Handlebar Giant Contact flat bar Stem Giant Connect Seatpost Giant Connect Saddle Giant XtC Pedals Not Included Drivetrain Shifters Shimano SLX 30 speed Front Derailleur Shimano SLX Rear Derailleur Shimano XT Shadow Brakes Shimano 445 hydraulic discs 180/160mm rotors Brake Levers Shimano 505 Cassette Shimano HG81 11-36 Chain Shimano HG74 Crankset Shimano SLX 24/32/42 Bottom Bracket Shimano SLX External Wheels Rims Giant P-XC 29 DW aluminium Hubs Shimano M529 rear, Giant Tracker front Spokes Stainless Steel Tires Maxxis Aspen 29erx2.1\"