Bicycle Single Speed Conversion Kit Cassette Cog Gear Alloy Spacer Set

Upgrade your ride with this premium Single Speed Cassette Cog Set – perfect for mountain bikes, fixies, and commuter builds. Whether you're converting your geared bike to single speed for simplicity or style, this kit has everything you need.

• 1x CNC-machined Aluminum Cassette Cog (choose from 12T to 19T)

• 4x Spacers for perfect chainline adjustment

• 1x Lockring to secure the cog in place

• Precision Fit – Designed for Shimano HG (HyperGlide) freehub bodies

• Durable & Lightweight – High-quality aluminum construction for strength without added weight

• Customizable Gear Ratio – Multiple cog sizes available (12T, 13T, 14T, 15T, 16T, 17T, 18T, 19T)

• Smooth Conversion – Ideal for MTB, Fixie, Track, and Urban bikes

This kit easily installs with standard cassette tools. Perfect for riders looking to simplify their drivetrain and reduce maintenance without sacrificing performance.