MCS-921604 - Connects both cams. Twin Cam uses a dual (inner & outer chain). This is the inner cam chain for Twin Cam models with the OEM style hydraulic chain tensioners. Note: See 921606 for the outer (primary) Twin Cam cam chain.

Fitment:
06-17 Dyna; 07-17 Softail; 07-16 Touring (NU)