The Ruby Expert Di 2 Compact is a quick & efficient FACT 9r carbon bike with Zertz vibration dampers in the frame & fork designed to cover long distances in maximum control & comfort. DT Axis wheels & quick accurate shifting from electronic Shimano Di 2 drivetrain brings excellent performance any rider will appreciate.> Incredibly smooth fatigue-free ride via all-new FACT triple monocoque carbon frame with Zertz> Ultra-light FACT carbon monocoque fork with vibration-damping Zertz is stiff responsive & durable> Womens ergonomic shallow drop alloy handlebar delivers superior fit comfort stiffness & strength> Body Geometry Lithia Comp Gel saddle features generous padding & hollow Cr-Mo rails for all-day comfort & durability> 10-speed Shimano Ultegra compact crankset with Ultegra Di 2 front & rear derailleur plus all-new Di 2 electronic shifters for precise hassle-free shifting> High-value race-ready DT Axis 4.0 wheelset is impressively light & fast with sealed bearings butted spokes & alloy nipples Technical Specifications FRAME Specialized FACT 9r carbon FACT TM construction womens tubesets & endurance geo Zertz threaded BBFORK Specialized Ruby FACT carbon full monocoque Zertz HEADSET Aheadset Stainless Race steel balls w/ top cap 20mm of spacers STEM Specialized Comp-Set 6061 alloy cone head bolt 12-degree 4-degree shim 31.8mm HANDLEBARS Specialized Womens Expert alloy shallow drop TAPE Specialized Roubaix tape w/ 2.5 gel pads FRONT BRAKE Shimano Ultegra REAR BRAKE Shimano Ultegra BRAKE LEVERS Shimano Ultegra FRONT DERAILLEUR New Shimano Ultegra Di 2REAR DERAILLEUR Shimano Ultegra Di 2SHIFT LEVERS Shimano Ultegra Di 2CASSETTE Shimano Tiagra 10-speed 12-28CHAIN Shimano Tiagra 10-speed CRANKSET Shimano Ultegra compact CHAINRINGS 50/34BOTTOM BRACKET PEDALS Nylon flat test ride loose ball w/ reflectors FRONT WHEEL DT Axis 4.0REAR WHEEL DT Axis 4.0RIMS FRONT HUB REAR HUB SPOKES FRONT TYRE Specialized Espoir Elite double Black Belt 60TPI aramid bead 700x 25c REAR TYRE Specialized Espoir Elite double Black Belt 60TPI aramid bead 700x 25c INNER TUBES Lightweight presta SADDLE Body Geometry Womens Lithia Comp Gel hollow Cr-Mo rails 143mm SEATPOST Specialized Comp FACT carbon w/ Zertz insert 27.2mm SEAT BINDER Forged alloy 32.6mm NOTES Chainstay protector derailleur hanger clear coat owners manual