Midwest single-speed legend Pete Geigle developed the 1×1 Singleator so single-speed newbies could taste the pure mountain biking experience without spending too much cash. The Singleator mounts right up to your derailleur hanger and provides a simple, effective, and adjustable means of tensioning the excess chain slack found in vertical dropout single-speed drivetrains.
• Works with both 1/8″ (BMX) and 3/32″ (geared bikes) chains
• Triple-sealed spring
• Large cog capacity
• Fully-adjustable chain line with chain guides
• Floating 11-tooth pulley with a stainless steel pivot bushing
• Forged main body for strength
Brand: Surly