SPEC
Tubing
Surly 4130 CroMoly steel. Main triangle is double-butted. TIG-welded. ED CoatedRear Dropouts
Investment cast Surly track dropouts, 120mm spacedBrake Compatibility
Standard reach road calipers, but there are no stops for housingBraze-ons/extras
Eyelets on the rear dropouts and one set of water-bottle mounts on the seattube ’cause we’re not camels
Seatpost diameter
27.2mm
Seatpost clamp diameter
30.0mm Surly stainless, included
Headset/Steerer Tube
EC34/28.6 upper, EC34/30 lower
Bottom Bracket Shell
68mm wide, threaded English 1.37˝ x 24t
Chainring Clearance
Heavy manipulation of the chainstays gives room for a 50t ring while maintaining chainline. Track crank-compatible
Tire Clearance
Room for tires up to 700c x 38mm. Individual tire and rim combos affect tire clearance, but figure on being able to use tires up to 32mm with fenders (p.s. use clip-on fenders)
Fork
4130 CroMoly, lugged and brazed flat crown that is drilled to accept a standard mid-reach (47–57mm) caliper brake. It has clearance for 700c x 38mm tires. There are no eyelets at the dropouts
Surly 4130 CroMoly steel. Main triangle double-butted. TIG-welded. ED Coated
Rear Dropouts
Semi-horizontal dropouts give you singlespeed compatibility and wheelbase adjustability. Adjuster screws are included to keep your wheel in the right place for optimal shifting if you go with derailleurs. Our Gnot-rite spacing (132.5mm) allows you to run 130mm road hubs and 135mm MTB hubs
Brake Compatibility
Cantilever brake studs front and rear
Braze-ons/extras
Bosses front and rear to take cantilever or linear-pull brakes, eyelets at the dropouts, rear rack bosses, dual water bottle mounts, downtube shifter bosses, fully threaded through-blade fork eyelets for a front rack
Seatpost diameter
27.2mm
Seatpost clamp diameter
30.0mm Surly stainless, included
Headset/Steerer Tube
1-1/8˝ threadless
Front Derailleur Clamp Diameter
28.6mm
Bottom bracket shell
68mm wide, standard English threaded 1.37˝ x 24t
Chainring Clearance
Manipulated stays so you can fit the size rings you want. Go nuts
Tire Clearance
Fatties Fit Fine (FFF) stays and our beautiful slope-crowned custom fork provide room for tires up to 700c x 42mm, or about 700c x 40mm with fenders. Largest possible tire size depends on tire, rims, axle location in the dropouts, and other factors, but still, you can run pretty damn big tires
Fork
4130 CroMoly, lugged and brazed. Sloping crown with threaded eylets, tapered and butted curved blades with mid-blade rack eyelets, dual dropout eyelets
なによりフィクシーでありながら、乗り心地が良いちょいと太めのタイヤを履ける粋な設計が持ち味！
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