Surly Track Cog LockringThis Track lockring is specifically designed for your single speed sprocket, simple to fit and remove and will hold your choice of tooth count securely in place.Features: Material: Precision CNC machined Stainless Steel Fits most Track hubs, except Campag (1.32x24T LH) or French (33x1mmLH) Threading - English type L/H threads (1.29x24t)Buy Surly Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

Surly 17T to 22T Cassette CogsThese individual cassette cogs have been precision machined from SCM415 Cr-Mo steel, then heat-treated for toughness and chrome-plated for surface hardening and enhanced chain lubricity. Specially designed to fit standard Shimano compatible freehub bodies, these cogs have a tall tooth profile that's essential for preventing chain skip from the extra torque a single-speed drivetrain can encounter.Features: Material: Chrome Plated, CNC machined hardened SCM 415 CrMo Steel Ideal for single-speed use Shimano HG Spline, 9-Speed spaced Large anti-dig footprint on cassette body Cassette spacers supplied separatelyBuy Surly Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

Surly 17T to 22T Cassette CogsThese individual cassette cogs have been precision machined from SCM415 Cr-Mo steel, then heat-treated for toughness and chrome-plated for surface hardening and enhanced chain lubricity. Specially designed to fit standard Shimano compatible freehub bodies, these cogs have a tall tooth profile that's essential for preventing chain skip from the extra torque a single-speed drivetrain can encounter.Features: Material: Chrome Plated, CNC machined hardened SCM 415 CrMo Steel Ideal for single-speed use Shimano HG Spline, 9-Speed spaced Large anti-dig footprint on cassette body Cassette spacers supplied separatelyBuy Surly Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

Surly 17T to 22T Cassette CogsThese individual cassette cogs have been precision machined from SCM415 Cr-Mo steel, then heat-treated for toughness and chrome-plated for surface hardening and enhanced chain lubricity. Specially designed to fit standard Shimano compatible freehub bodies, these cogs have a tall tooth profile that's essential for preventing chain skip from the extra torque a single-speed drivetrain can encounter.Features: Material: Chrome Plated, CNC machined hardened SCM 415 CrMo Steel Ideal for single-speed use Shimano HG Spline, 9-Speed spaced Large anti-dig footprint on cassette body Cassette spacers supplied separatelyBuy Surly Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

Surly 17T to 22T Cassette CogsThese individual cassette cogs have been precision machined from SCM415 Cr-Mo steel, then heat-treated for toughness and chrome-plated for surface hardening and enhanced chain lubricity. Specially designed to fit standard Shimano compatible freehub bodies, these cogs have a tall tooth profile that's essential for preventing chain skip from the extra torque a single-speed drivetrain can encounter.Features: Material: Chrome Plated, CNC machined hardened SCM 415 CrMo Steel Ideal for single-speed use Shimano HG Spline, 9-Speed spaced Large anti-dig footprint on cassette body Cassette spacers supplied separatelyBuy Surly Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

Surly 17T to 22T Cassette CogsThese individual cassette cogs have been precision machined from SCM415 Cr-Mo steel, then heat-treated for toughness and chrome-plated for surface hardening and enhanced chain lubricity. Specially designed to fit standard Shimano compatible freehub bodies, these cogs have a tall tooth profile that's essential for preventing chain skip from the extra torque a single-speed drivetrain can encounter.Features: Material: Chrome Plated, CNC machined hardened SCM 415 CrMo Steel Ideal for single-speed use Shimano HG Spline, 9-Speed spaced Large anti-dig footprint on cassette body Cassette spacers supplied separatelyBuy Surly Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

Surly 17T to 22T Cassette CogsThese individual cassette cogs have been precision machined from SCM415 Cr-Mo steel, then heat-treated for toughness and chrome-plated for surface hardening and enhanced chain lubricity. Specially designed to fit standard Shimano compatible freehub bodies, these cogs have a tall tooth profile that's essential for preventing chain skip from the extra torque a single-speed drivetrain can encounter.Features: Material: Chrome Plated, CNC machined hardened SCM 415 CrMo Steel Ideal for single-speed use Shimano HG Spline, 9-Speed spaced Large anti-dig footprint on cassette body Cassette spacers supplied separatelyBuy Surly Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

Surly 13T to 16T Cassette CogsThese individual cassette cogs have been precision machined from SCM415 CrMo steel, then heat-treated for toughness and chrome-plated for surface hardening. Specially engineered to fit standard Shimano compatible freehub bodies, these cogs have a tall tooth profile that's essential for preventing chain skip from the extra torque a single-speed drivetrain can encounter.Features: Material: CNC machined hardened SCM 415 CrMo Steel Shimano HG Spline, 9-Speed spaced Ideal for single-speed use Large anti-dig footprint on the cassette body Cassette spacers supplied separatelyBuy Surly Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

Surly 13T to 16T Cassette CogsThese individual cassette cogs have been precision machined from SCM415 CrMo steel, then heat-treated for toughness and chrome-plated for surface hardening. Specially engineered to fit standard Shimano compatible freehub bodies, these cogs have a tall tooth profile that's essential for preventing chain skip from the extra torque a single-speed drivetrain can encounter.Features: Material: CNC machined hardened SCM 415 CrMo Steel Shimano HG Spline, 9-Speed spaced Ideal for single-speed use Large anti-dig footprint on the cassette body Cassette spacers supplied separatelyBuy Surly Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

Surly 13T to 16T Cassette CogsThese individual cassette cogs have been precision machined from SCM415 CrMo steel, then heat-treated for toughness and chrome-plated for surface hardening. Specially engineered to fit standard Shimano compatible freehub bodies, these cogs have a tall tooth profile that's essential for preventing chain skip from the extra torque a single-speed drivetrain can encounter.Features: Material: CNC machined hardened SCM 415 CrMo Steel Shimano HG Spline, 9-Speed spaced Ideal for single-speed use Large anti-dig footprint on the cassette body Cassette spacers supplied separatelyBuy Surly Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

Surly 13T to 16T Cassette CogsThese individual cassette cogs have been precision machined from SCM415 CrMo steel, then heat-treated for toughness and chrome-plated for surface hardening. Specially engineered to fit standard Shimano compatible freehub bodies, these cogs have a tall tooth profile that's essential for preventing chain skip from the extra torque a single-speed drivetrain can encounter.Features: Material: CNC machined hardened SCM 415 CrMo Steel Shimano HG Spline, 9-Speed spaced Ideal for single-speed use Large anti-dig footprint on the cassette body Cassette spacers supplied separatelyBuy Surly Components from Chain Reaction Cycles, the World's Largest Online Bike Store.