Description
- The Jawbone B-Type frame is the perfect platform to build drop bar mountain touring and bike packing rig
- Tange Prestige heat-treated butted CrMo steel; butted CrMo rear end
- IRD Broski Sliding Dropouts allows for running derailleurs as well as geared hubs like Rohloff (Stock dropout insert is for 135mm QR. 142 x 12mm Thru-Axle inserts available separately, SF4958, SF4959. SF4960-142x12mm axle )
- IS mount disc brake tabs
- Front derailleur compatible (bottom pull)
- Headset for optional 1-1/8" matching fork: SHIS: ZS44/28.6 | ZS44/30. If running a tapered steerer fork, get an EC44 lower cup
- Rear rack and fender eyelets
- Two sets of bottle cage bosses; one set of cargo cage bosses on downtube
- 44mm headtube: Fits 1-1/8" steerer tubes and tapered steerer tubes with a headset swap
- 27.2mm post size/28.6mm frt. der. size/29.8mm seat collar, 73mm bottom bracket (English threads)
- Tire Width Range: 27.5 x 47mm to 2.6” / 700c x 38mm to 29 x 2.25”
- For matching fork please consider SF4030
| Model | Jawbone B-Type |
| Size | 54cm, 56cm, 58cm, 64cm |
| Seat Tube (C | T)-490mm, T)-525mm, T)-545mm, T)-625mm |
| C | C)-553mm, C)-569mm, C)-583mm, C)-628mm |
| Chainstay | 435-455mm |
| Head Angle | 70.5 Deg, 71 Deg, 71.5 Deg |
| Seat Angle | 72.5 Deg, 73 Deg, 73.5 Deg |
| Bottom Bracket | 72mm, 73mm |
| Seatpost | 27.2mm |
| Front Derail | 28.6mm |
| Wheel Size | 29" |
| Dropout | 10x135mm QR |
| Color | Black |
Item Specific Details
UPC: 849430050502
Manufacturer Part #: 900153
29 - Black
54cm
Riders also like
Recently viewed

Why Buy From Us?
We offer a fantastic selection of curated cycling products with actual riders behind the scenes ready to help in times of need. We have worked tirelessly to adjust to our changing world to ensure the next time you're in need of a part, we get it to you in an efficient manner. And of course, who doesn't love our Dirt Perks member benefits?
