Moose Sealed Chain Roller Part Number:1017-3777 (MFG #: 79-5014) revolutionary "Super Bung" dual mounting

revolutionary "Super Bung" dual mounting O² sensor port allowing oxygen sensors mounting for 12mm and 18mm installation in a single V&H exhaust system

comfy versatility

TruMotion® stretch ripstop for mobility and durability

Works on off road

Sold individually with 7/8" or 1 1/8" bar clamps

Moose Sealed Chain Roller Part Number:1017-3777 (MFG #: 79-5014) revolutionary "Super Bung" dual mountingFeatures Designed as a direct replacement for the OEM design Reduce the friction dragging down your drivetrain Polyurethane roller with 98A durometer harness for long life Precision contact sealed bearings keep water and dirt away P N 79 5001, 79 5002 and 79 5006 feature the outer mechanical seal to protect the bearings from dirt and water. (All other designs are too narrow to incorporate this design and use triple lip sealed ball bearings for