MSRP | $359 | $399 | $399 |
|---|---|---|---|
Where to Buy | — $1 At | — $1 At | — $1 At |
Category | Cruiser | Cruiser | Cruiser |
Weight | 30.5 lbs | 33.2 lbs | 33.2 lbs |
| Aluminum | Aluminum | Aluminum | |
Fork | Steel | Steel | Steel |
Wheels | Aluminum | Aluminum | Aluminum |
Wheel Size | 26″ | 26″ | 26″ |
Brakes | Coaster | Rim | Rim |
Groupset | Tourney, Shimano | Tourney, Shimano | |
Drivetrain | Single-speed | 1 × 7 | 1 × 7 |
Brand Site | |||
Summary | The Jamis Boss COASTER, Jamis BOSS 7, and Jamis BOSS 7 STEP-OVER are all 26″ aluminum frame cruiser bikes. | ||
Frame | Diamond frame design with 6061 aluminum oversized tubing, sloping top tube design, water bottle bosses, alloy kickstand, and painted steel chainguard | Diamond frame design with 6061 aluminum oversized tubing, sloping top tube design, water bottle bosses, alloy kickstand, and painted steel chainguard | Diamond frame design with 6061 aluminum oversized tubing, sloping top tube design, water bottle bosses, alloy kickstand, and painted steel chainguard |
|---|---|---|---|
Fork | Oversized hi-tensile steel tubular unicrown with leading dropout and fender boss | Oversized hi-tensile steel tubular unicrown with leading dropout and fender boss | Oversized hi-tensile steel tubular unicrown with leading dropout and fender boss |
Bottom Bracket | Sealed cartridge, 68 x 122.5mm | Sealed cartridge, 68 x 122.5mm | Sealed cartridge, 68 x 122.5mm |
Headset | Internal cup, threaded, 1 1/8” | Internal cup, threaded, 1 1/8” | Internal cup, threaded, 1 1/8” |
Stem | Alloy hi-rise, 180mm quill, 100mm extension, with removeable 2-bolt cap | Alloy hi-rise, 180mm quill, 100mm extension, with removeable 2-bolt cap | Alloy hi-rise, 180mm quill, 100mm extension, with removeable 2-bolt cap |
Handlebar | Jamis Cruise-control comfort bar | Jamis Cruise-control comfort bar | Jamis Cruise-control comfort bar |
Saddle | Boss Cruiser design with extra padding and heavy-duty, double-loop springs | Boss Cruiser design with extra padding and heavy-duty, double-loop springs | Boss Cruiser design with extra padding and heavy-duty, double-loop springs |
Seatpost | Alloy micro-adjust, 27.2 x 300mm, with 31.8mm alloy clamp and cromo seatpin | Alloy micro-adjust, 27.2 x 300mm, with 31.8mm alloy clamp and cromo seatpin | Alloy micro-adjust, 27.2 x 300mm, with 31.8mm alloy clamp and cromo seatpin |
Pedals | Cruiser platform with TPE comfort insert | Cruiser platform with grip tape | Cruiser platform with grip tape |
Grips | Comfort style | Comfort style | Comfort style |
Rear Derailleur | N/A | Shimano TY-300 rear | Shimano TY-300 rear |
|---|---|---|---|
Crank | Forged alloy crank, 170mm alloy, with 44T compact disc chainring | Forged alloy crank, 170mm alloy, with 44T compact disc chainring | Forged alloy crank, 170mm alloy, with 44T compact disc chainring |
Shifters | N/A | Shimano RevoShift RS-35, 7-speed | Shimano RevoShift RS-35, 7-speed |
Cassette | 18T | Shimano, 14-28, 7- Speed | Shimano, 14-28, 7- Speed |
Chain | KMC Z410NP, silver | KMC Z51NP, silver | KMC Z51NP, silver |
Brakes | Hi-Stop coaster brake | Tektro alloy linear pull brake with Tektro CL530 alloy levers | Tektro alloy linear pull brake with Tektro CL530 alloy levers |
Rims | Alex Zuma 36H black anodized alloy rims with alloy nutted front hub and Hi-Stop CB rear, 14 gauge stainless steel spokes | Alex Y303 36H black anodized alloy rims with alloy nutted hubs and 14 gauge stainless steel spokes | Alex Y303 36H black anodized alloy rims with alloy nutted hubs and 14 gauge stainless steel spokes |
|---|---|---|---|
Tires | CST Metropolitan Palm Bay, 26" x 2.35 | CST Metropolitan Palm Bay, 26" x 2.35 | CST Metropolitan Palm Bay, 26" x 2.35 |