NBK Japan MJC-20-WH 4mm to 5mm Jaw-type Flexible Coupling size 70x110 ✅ Type : Oil and

✅ Type : Oil and Grease Seal TC 5x16x6 mm

if you're chasing smoother

NBK Japan MJC-30-BL 1/2 inch to 9/16 inch

If you want smooth performance and long-term reliability

NBK Japan MJC-20-WH 4mm to 5mm Jaw-type Flexible Coupling size 70x110 ✅ Type : Oil andNBK Japan MJC 20 WH 4mm to 5mm Jaw type Flexible Coupling NBK Japan MJC 20 WH 4mm to 5mm Jaw type Flexible Coupling NBK Japan MJC 20 WH 4mm to 5mm Jaw type Flexible Coupling, this is a Jaw type flexible coupling. The bellows allows eccentricity, angularmisalignment, and end play. Coupling Bore 1 Diameter: 4mm Coupling Bore 2 Diameter: 5mm Coupling Length: 30 Coupling Outer Diameter: 20 Material: Stainless This is a jaw type flexible coupling. Tight