Trek (also have all kinds of bikes) Model 8.2 DS Size 15.5, 17.5, 19, 21, 22.5" Color Neptune Blue/Crystal White, Charcoal/Trek Black Specific Accessories Bontrager Satellite Gel grips Brakes Tektro alloy linear-pull rim brakes Cassette SunRace Freewheel 14-34, 7 speed Crankset Shimano M131, 48/38/28 w/chainguard Features Alpha Gold Aluminum: Our high-performance lightweight aluminum is continuously cold extruded and butted for weight reduction and superior strength. Frames built with Alpha Gold feature some degree of mechanical and hydroforming to create more sophisticated shapes for lighter weight, and are finished using Trek's smooth-weld finishing process. The Dual Sport difference: Trek Dual Sport bikes are the right solution for the multi-purpose rider, designed from the ground up for weekday-to-weekend versatility. You’ll feel the difference! Comfortable, capable geometry and ergonomic features are essential for the frequent rider. And tire selection is dialled for mixed use: fast & efficient on pavement, capable & confident on dirt. Gary Fisher Collection: Innovative bikes imagined by Gary Fisher, built by Trek. Fork type SR Suntour NEX w/coil spring, preload, 63mm travel Frame type Alpha Gold Aluminum Front derailleur Shimano Tourney Headset 1-1/8" threadless Hub front Formula FM21 alloy Hub rear Formula FM31 alloy Pedals Wellgo nylon platform Rear derailleur Shimano Altus Recommended for Urban, Mountain, Recreation Rims type Bontrager AT-750 32-hole double-walled Saddle Bontrager SSR Shifter Shimano Altus, 7 speed Stem Bontrager Forged, 25.4mm, 25 degree Tires Bontrager LT1, 700x38c