Screw Crimping 2 3 4 Pin IP68 LD16 Waterproof Aviation Connector for 4-8mm Wire

LD16 series Type: Back Nut / Docking / Flange/ Elbow-Back Nut / Elbow-Flange Connector. 3mm-14mm Rigid Flange Wrench Coupling Motor Guide Shaft Coupler Motor Connector. 2/3/4 Pin IP68 Waterproof Connector.

eBay