The Rift Zone 2 is equipped with Marzocchi Bomber and RockShox Deluxe suspension and a lightweight aluminum frame to be the ultimate do-it-all trail bike. With 130mm of rear travel, and a selection of prove, high-performance components, its ready for big mountain adventures Features Full suspension 27.5 wheels Aluminum frame Specifications Frame: Series 3 6061 Aluminum, 130mm Travel, MultiTrac Suspension Platform, 148x12mm Boost Thru-Axle, 73mm Threaded BB w/ ISCG05 Tabs Rims: Marin, Double Wall Alloy, 29mm Inner, Pinned Joint, Disc Specific, 32H, Tubeless Compatible Hub, Rear: Shimano FH-TC500, 148x12mm, Disc, HG Freehub Body Hub, Front: Shimano HF-TC500, 110x15mm, Centerlock, 32H Tires: Vee Tire Co. Snap WCE 2.35, Top 40 Compound, GXE Core, 90 TPI, Tubeless compatible Brakes, Rear & Front: Tektro HD-M535 Hydraulic Disc, 180mm Rotor Drivetrain:Derailleur, Rear: Shimano Deore, 12-Speed, SGSCrankset: FSA Comet, Modular 1x, 32T Direct Mount Chainring, MegaTooth Technology, Boost SpacingBottom Bracket: External Sealed Cartridge BearingChain: KMC X-12 Silver and BlackCassette: SunRace, 12-Speed, 11-51TShift Lever: Shimano Deore, 12-Speed, SL-M6100-R Suspension:Front: Marzocchi Bomber Z2, Rail Damper with Sweep Adjustment, 140mm Travel, Kabolt Bolt-On Axle, 44mm OffsetRear: RockShox Deluxe Select RT, Debonair Air Sleeve, Rebound Adjustment, Custom Tune, 210x55mm, M8x25mm Hardware Sizing X Small: 51 54 Small: 54 57 Medium: 57 510 Large: 510 61 X Large: 61 64