The Shimano DX CS-MX66 is a high-durability sprocket designed for BMX and single-speed builds. Its chrome-plated steel construction offers excellent resistance to wear and the elements. It is engineered to fit standard Shimano-compatible HG freewheel bodies for easy installation.

This sprocket is compatible with 1/2" x 3/32" chains, typically used on 7 or 8-speed drivetrains. Please note that spacers and a lockring are required for mounting but are not included. It is a reliable choice for riders needing a robust, long-lasting single-gear setup.

Quick Facts

Feature	Specification
Material	Chromed Steel
Drive Type	Single Speed / BMX
Hub Compatibility	Shimano HG Freewheel Body
Chain Compatibility	1/2" x 3/32" (7/8-Speed)
Required Hardware	Lockring & Spacers (Sold Separately)