Big Dummy

Haulin'

Big Dummy line art

Complete Bike Views

http://surlybikes.com//uploads/bikes/big-dummy_compv_930x390.jpg
http://surlybikes.com//uploads/bikes/big-dummy_34r_930x390.jpg
http://surlybikes.com//uploads/bikes/big-dummy_34f_930x390.jpg

Frame & Detail Views

http://surlybikes.com//uploads/bikes/big-dummy_fm_930x390.jpg

Complete & Frame

Tubing
Surly 4130 CroMoly steel. Main triangle double-butted. TIG-welded cargo specific engineered for stiffness and durability

Rear Dropouts
Vertical, 135mm spaced with fender eyelets; Rohloff compliant

Brake Compatibility
51mm disc mounts and removable cantilever pivots

Braze-ons/extras
Quad water bottle mounts, Surly Trip Guides for continuous brake/shift housing or brake hydraulic line (toptube and seatstay routing), fender eyelets

Seatpost diameter
27.2mm

Seatpost clamp diameter
30mm

Headset/Steertube
1-1/8˝ threadless

Front Derailleur Clamp Diameter
28.6mm (1-1/8˝) clamp diameter, top-pull style

Bottom bracket shell
73mm wide, threaded English 1.37˝ x 24t

Chainring Clearance
No frame limitations. Use whatever you want

Tire Clearance
26 x 2.5˝ with fenders

Fork
TIG-welded 4130 CroMoly, tapered and butted straight blade with single fender eyelet on the dropout, 1-1/8˝ x 260mm threadless steerer, 51mm IS disc mount, removable cantilever pivots, line/housing guides

Color
Asphault Gray

Cargo Weight Limit
400 lb combined rider and cargo. Max cargo 200 lb