NBK Japan MJC-65CS-EWH 19mm to 1-1/8" Jaw-type Flexible Coupling 🔔 52mm width the NJ218EG outer diameter is

the NJ218EG outer diameter is 160mm

For Model YZ250 and YZ125 Fits model years 1988-1998 only

Quick answer: they protect the grease and keep dirt out while providing smooth

and smoother

ABEC-1 grade This ball bearing kit upgrades the drivetrain of a 1/10 scale electric RC model

NBK Japan MJC-65CS-EWH 19mm to 1-1/8" Jaw-type Flexible Coupling 🔔 52mm width the NJ218EG outer diameter isNBK Japan MJC 65CS EWH 19mm to 1 1 8 inch Jaw type Flexible Coupling NBK Japan MJC 65CS EWH 19mm to 1 1 8 inch Jaw type Flexible Coupling NBK Japan MJC 65CS EWH 19mm to 1 1 8 inch Jaw type Flexible Coupling, this is a Jaw type flexible coupling. The bellows allows eccentricity, angularmisalignment, and end play. Coupling Bore 1 Diameter: 19mm Coupling Bore 2 Diameter: 1 1 8 inch Coupling Length: 90 Coupling Outer Diameter: 65 Material: Stainless This