Surly ECR 27.5+ Frameset X-Small Blacktacular. The ECR is Surly’s ultimate off-road touring machine. It has been re-designed specifically for 27.5+ or 29+ wheel platforms and has been updated to include Surly’s Gnot-Boost rear hub spacing; compatible with Boost 148 x 12mm thru-axle 142 x 12mm thru-axle and 135mm quick-release hubs.
Surly 4130 CroMoly steel main triangle double-butted frame
TIG-welded horizontal-slotted dropout with derailleur hanger Surly Gnot-Boost spacing
Rohloff torque arm slot and threaded eyelets for fenders racks and Surly trailer mounts
Full-length Surly Trip Guide housing line guides for derailleurs and brakes; two sets of Three Pack bosses
Frame is ED Coated for increased life expectancy
Tire clearance for 27.5 x 3" with fenders
- TECH SPECS
|Rear Axle||QR x 142mm|
|Rear Axle||QR x 148mm|
|Front Axle||QR x 100mm|
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