This all-new multifaceted hardtail has a lightweight Advanced-grade composite frame thats loaded with technologies for various off-road adventures. In its 29er form its ready to race. But you can also switch it up & convert* to 27.5+ or even go singlespeedmaking it a true do-it-all XC machine for whatever terrain & conditions you face. It features wider Boost hub spacing (110 front/148 rear) which improves wheel stiffness for better handling adds tire clearance & optimizes the chainline for flawless drivetrain performance. A 27.2 seatpost adds compliance the Mega Drive downtube & toptube work together to maximize chassis stiffness & a Power Core bottom bracket gives you ultra-efficient power transfer. * Fork compatibility may vary. Please first check with your local Giant authorized retailer. Frame: Advanced-Grade Composite with Horizontal Dropouts Fork: Fox 32 Float SC Performance Elite 29 100mm Travel FIT4 Damper Remote Lock Out Boost 15x 110 Ka Bolt Tapered Drivetrain: Shimano Deore XT 11 speed Brakes: Shimano Deore XT hydraulic disc brakes 180/160mm rotors Wheels: Giant XCR 1 29 Composite Boost Wheel System Note: this bike doesnt come with manuals pedals or reflectors.