Surly Single-Speed Kit Spacers and Lockring MFPN=102613518 } Rims: WTB HTZ i30

} Rims: WTB HTZ i30 27

Evo+ series features ultra-thin body for improved ground clearance

Material:  7075-T6 aluminum handles

drive and non-drive side

SRAM Exogram cranksets with inset nut must use stock fifth bolt + spacer(s)

Surly Single-Speed Kit Spacers and Lockring MFPN=102613518 } Rims: WTB HTZ i30Surly 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