Hardrock Metalic Blue Better than ever after all these years, our Hardrock is still the best performing mountain bike in its class ... and for good reason. With its lightweight frame, stable geometry and outstanding specification, no other entry-level hardtail on the market can match this combination of performance, versatility and value… Read More Save for Later Reviews Technical Specifications FRAMESET FRAME Specialized A1 Premium Aluminum, fully butted, formed TT, Double ORE DT, externally relieved HT, reinforced disc mount, forged dropouts w/ replaceable hanger HEADSET 1-1/8"" threadless, loose ball SEAT BINDER Alloy QR, nylon washer SUSPENSION FORK SR Suntour SF8-XCT-V2, 80mm, 1pc. alloy lower, 28mm Hi-Ten stanchions, coil/mcu spring w/ preload adj., size-specific spring rates, spring assisted seals WHEELS RIMS Alex Z-1000, 26"", alloy, single wall, 32h front and rear FRONT HUB Forged alloy, double sealed, ground race, steel QR, 32h REAR HUB Forged alloy, double sealed, ground race, steel QR, cassette, 32h SPOKES 2mm (14g) stainless FRONT TIRE Specialized Fast Trak LK Sport, 26x2.0"", 60TPI, wire bead REAR TIRE Specialized Fast Trak LK Sport, 26x2.0"", 60TPI, wire bead INNER TUBES Schraeder valve DRIVETRAIN FRONT DERAILLEUR Shimano Altus, 34.9mm clamp REAR DERAILLEUR SRAM X-4, mid cage SHIFT LEVERS SRAM X3-R trigger CASSETTE SRAM PG-730, 7-speed, 11-32t CHAIN KMC Z7 w/ reuseable Missing Link CRANKSET SR SunTour, square taper spline CHAINRINGS 42S x 32S x 22S replaceable outer BOTTOM BRACKET Sealed cartridge, square taper, 68mm