Frame Construction |
4130 Chromoly, Natch tubing, double-butted main triangle, trumpet flared tubes, TIG welded, ED coated |
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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 |
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) |
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Max Chainring (CL) [3] |
1x (Mtn): 28T |
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 |