Century D12500515BK PROLOCK Push Plug Connector. This strain relief fits all 12/3 SJTW extension cords.
Features
- Each ProLock delivers 80 lbs. of pull strength
- Lighted amber power check indicator
- Non-slip adapter grip
- Impact resistant polycarbonate body
- Fitted strain relief for both 10AWG & 12AWG cord diameters
- Recommended for use by roofing, concrete & building contractors
