The Surly 1x1 Singleator offers a reliable adjustable solution for tensioning chains on singlespeed drivetrains with vertical dropouts. Designed to mount directly to a standard derailleur hanger the Singleator features a triple-sealed spring floating 11-tooth pulley and fully adjustable chain line. Its forged body and stainless-steel pivot bushing ensure long-term durability while chain guides and a wide cog capacity support consistent quiet operation. Compatible with both 1/8" and 3/32" chains.
Triple-sealed spring large cog capacity and chain guides
Stainless steel pivot bushing
Forged body
Includes two springs for upward or downward tension adjustment. Push down spring installed push up spring in packaging.
Do not use with a coaster brake fixed gear multi-cog or multi ring drivetrains
Color
Black
QUALITY SERVICE
Just real riders who strive to provide the best customer service.
FREE SHIPPING
Most orders over $75 ship free anywhere within the lower 48 United States
RETURNS
Not happy with your order, just send it back to us for a refund or exchange.
Our Race Team Sponsors
Also Supported By
Our Race Team Sponsors
Also Supported By
Race Team
Racing is a huge part of the culture at Lenny’s Bike Shop, and the Lenny’s Race Team represents the shop on trails and racecourses throughout the region. Made up of passionate riders who love pushing their limits, the team competes in gravity and mountain bike events while proudly representing the Lenny’s community.
Why Shop with Lenny's?
At Lenny’s Bike Shop, cycling isn’t just a business — it’s a passion. As a locally owned, full-service bike shop, Lenny’s is dedicated to helping riders of every level enjoy the sport with the right bikes, gear, and expert support.
From high-quality bicycles and components to trusted service and advice, the team focuses on delivering products and support that help you ride more and ride better.
Whether you’re upgrading your bike, tuning up your ride, or just getting started, you’ll find knowledgeable staff, great brands, and a commitment to keeping the cycling community rolling.