Discover the Specialized Roll 3.0 The Specialized Roll 3.0 offers a perfect blend of comfort and performance, designed to enhance your cycling experience. Its lightweight alloy frame ensures smooth handling, while the eight-speed gearing system provides the versatility needed for various terrains. This bike is equipped with advanced features to support your fitness journey, making it an ideal choice for both casual riders and fitness enthusiasts. Body Geometry Comfort Gel saddle for superior comfort Ground Control Positioning for easy stops 650b x 2.3" Nimbus II Sport Reflect tires for excellent traction and stability Specifications Frameset Frame Specialized A1 Premium Aluminum, Ground Control Positioning, formed tubes, post-mount disc, fender/rack mounts Seat Binder Quick-release clamp, 31.8mm Suspension Fork Steel formed tubes, post-mount disc, fender/rack mounts Brakes Front Brake Tektro HD-T275, hydraulic disc, 180 mm rotor Rear Brake Tektro HD-T275, hydraulic disc, 160 mm rotor Drivetrain Shift Levers MicroSHIFT, 8-speed Rear Derailleur MicroSHIFT Advent 8 Speed, W/O Clutch Cassette MicroSHIFT, 8-Speed, 12-42t Chain KMC X8 w/ Missing Link™, 8-speed Crankset 3 pc, Alloy Forged Arms Chainrings 40T Bottom Bracket 68mm, square taper, 124.5mm length Wheels & Tires Rims 650b disc, double-wall alloy, pinned, 32h Front Hub Alloy, 6-bolt disc, loose ball bearing, quick-release, 32h Rear Hub Alloy, 6-bolt disc, Shimano, 8/9-speed freehub, 135mm spacing, quick-release, 36h Spokes Stainless, 14g Front Tire Nimbus II Sport, 650b x 2.3" Rear Tire Nimbus II Sport, 650b x 2.3" Inner Tubes Standard 48mm SV 27.5X1.75/2.4 Cockpit Stem 3D-forged alloy, 31.8mm, 7-degree rise Handlebars Specialized Roll, 6061 alloy, Double butted, 15-degree backsweep, 136mm rise, 31.8mm Grips Slip-on, Closed End Grips Saddle Specialized Body Geometry Comfort Gel SeatPost Spring suspension, alloy, 27.2mm, 2-bolt clamp Accessories Pedals Specialized Body Geometry Fitness, platform, plastic Weight Weight 13.8kg (30 lb, 6.8 oz) Weight Size LG