Frame Construction |
4130 Chromoly, Natch tubing, double-butted main triangle, trumpet flared tubes, TIG welded, ED coated |
Fork Construction |
4130 Chromoly, Natch tubing, double-butted tapered fork blades, TIG welded, ED coated |
Rear Dropout Configuration |
Horizontal slotted with optional vertical dumpout |
Rear Hub Spacing |
“Gnot-Boost” 145mm |
|
12 x 142mm or 12 x 148mm (Surly axle included) |
|
10 x 135mm with Surly 10/12 Adapter Washers (not included) |
Front Hub Spacing |
15 x 110mm (Surly axle included) |
Rear Brake |
Disc – 51mm I.S. (203mm max rotor) |
Front Brake |
Disc – 51mm I.S. (203mm max rotor) |
Head Tube |
Ø44mm |
Steerer Tube |
Ø28.6mm (1-1/8″) |
Crown Race |
Ø30mm (1-1/8″) |
Stock Headset Upper (S.H.I.S) |
ZS44/28.6 |
Stock Headset Lower (S.H.I.S) |
EC44/30 |
Seat Collar |
Ø33.1mm |
Seatpost |
Ø30.9mm |
Front Derailleur (Clamp) |
High direct mount top-pull (Ø34.9mm) |
|
26mm offset adapter (not included) for 142 or 135mm rear hub spacing |
|
29mm offset adapter (not included) for 148mm rear hub spacing |
Max Chainring (CL) [3] |
1x (Mtn): 28T |
|
1x (Boost): 30T |
|
2x (Boost): 24/36T |
Bottom Bracket |
73mm threaded (1.37″ x 24TPI) |
Tire Clearance Frame [1]/[2] |
29 x 3.0” |
Tire Clearance – Rigid Fork [1][5] |
29 x 3.0” |
Rigid Fork Spec |
483 x 47mm |
Max Suspension Fork Length [4] |
550 x 51mm (29+ 120mm) |
Bottle Mounts Frame |
1 Standard + 1 Three-Pack |
Bottle Mounts Fork |
2 Three-Pack |
Rack Mounts Frame |
Yes (upper and lower threaded) |
Rack Mounts Fork |
Yes (upper, lower, and mid-blade threaded) |
Fender Mounts Frame |
Yes |
Fender Mounts Fork |
N/A |
Other Features |
Internal dropper post routing compatible |