Go ahead and use the Surly Single-Speed Kit to convert your freehub cassette body into a one-gear hurt-machine. Remove your old cassette, slide on spacers, cog and lockring and your whip is now a single speed.

• Surly Single Cog - Steel
• Origin8 Single Bicycle Chainring Bolts - Black Steel Set of 5
• B0011YLC6A
• B00554FMUY
• B0011YHCJ6