SURLY Single-Speed Kit - Spacers and Lockring giant Hydraulic lockout

Hydraulic lockout

This classy insulated bottle from Whisky works great and is sure to make any bike a little fancier

Improved compatibility with 5-speed to 12-speed mountain and road bike cassettes and freewheels

Use with PC to update Di2 component firmware and change system functions with software from www

Narrow for pedaling freedom and reduced weight

SURLY Single-Speed Kit - Spacers and Lockring giant Hydraulic lockoutSurly Single Speed Spacer Kit comes with a selection of anodized aluminum spacers, so you can get a perfect chainline to complement your road, track or mountain crankset. Our large diameter, stainless steel Cassette Lockring holds everything together and perfectly matches the outside diameter of the spacers. Plus, it matches the machined shoulder of our single speed cassette cogs (not included). The lockring is machined to utilize a common Shimano