CJ-S700 Cassette Joint UnitThe Shimano CJ S700 Cassette Joint Unit is a genuine replacement part designed to restore or maintain smooth, reliable performance in compatible Shimano cassette joint (freehub) systems. Made to Shimanos specifications, this unit is the interface between the cassette and freehub body, helping ensure secure engagement and dependable drivetrain operation. CJ S700 cassette joint unit is product number 40 in the attached image Genuine Shimano replacement

Able to fit most standard-sized frames

For a secure

and they work for most road and mountain bike rims except some special high-profile rims

3D RESPONSE TECHNOLOGY uses a completely re-engineered technology

so vision can stay sharp when riding road

Simply put

the 4Forty is a lightweight

3D Molded footbed with medium arch support

DUB technology option

Two keys are included in the scope of delivery

This kit is an essential addition to any cyclist's gear

Ergonomic long 3-finger lever for added comfort and control