Specifications
Frame: 100% Surly 4130 CroMoly steel, main triangle double-butted, TIG-welded, ED coated for rust protection
Fork: Tapered and curved 4130 CroMoly steel blades, lugged and brazed, with a sloping crown and threaded eyelets; mid-blade rack mounts; disc brake only
Dropouts: Forward-facing horizontal dropouts with tensioners—adjustable chainstay length and singlespeed compatible
Rear Spacing: 135mm
Disc Brake Mount: 51mm IS mount, max rotor size 160mm
Mounts: Eyelets for two bottle cages, fenders, and racks
Downtube Shifter Bosses: Yes
Seatpost Diameter: 27.2mm
Seat Clamp: 30.0mm (stainless steel Surly clamp included)
Headtube: EC34/28.6 (top) | EC34/30 (bottom)
Front Derailleur Clamp: 28.6mm
Bottom Bracket: BSA threaded, 68mm shell width
Chainring Clearance: Designed to fit most cranks and chainring combinations
Wheel Size: 700C or 650B
Tire Clearance: Up to 700C x 42mm with fenders, or 650B x 42mm
Weight (approx.): Frame 2,270g (size 54cm), Fork 1,050g (uncut)
Delivery takes approximately 7 days.