**These bikes are shipped unassembled. Bikes should be assembled by an authorized bicycle retailer.**
- The Roll is made of our A1 Premium Aluminum, and it features our Ground Control Positioning that makes it easy to put a foot down when stopped. This Roll also comes ready with rack/fender mounts.
- Wide diameter, 650b x 2.3" Nimbus II Sport Reflect tires provide excellent traction, stability, and cushioning, which creates a safer, more reliable, and more comfortable ride on either paved or dirt roads. Plus, the reflective accents of the tire increase your visibility to motorists in low-light conditions.
- Equipped with a Body Geometry Comfort Gel saddle, you can expect a supreme level of comfort anywhere you ride. It is ergonomically designed and scientifically tested to provide unmatched comfort and support while reducing pressure on soft tissue.
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
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
BRAKES
Front Brake
Tektro HD-T275, hydraulic disc, 180mm
Rear Brake
Tektro HD-T275, hydraulic disc, 160mm
DRIVETRAIN
Rear Derailleur
MicroSHIFT Advent 8-Speed, W/O Clutch
Shift Levers
MicroSHIFT, 8-speed
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
ACCESSORIES
Pedals
Specialized Body Geometry Fitness, platform, plastic
WHEELS
Rims
650b disc, double-wall alloy, pinned, 36h
Front Hub
Alloy, 6-bolt disc, loose ball bearing, quick-release, 36h
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
Schrader, 40mm valve