Link to Purchase: amzn.to/2Jt3Ba9
Valterra black round cable hatch, part #A10-2137BKBU. The outside collar is wider to cover up any pre-existing screw holes. The hinge has a heavy duty construction. The door will accept 30 or 50 Amp cords and comes with a snap lock feature to keep it securely closed while traveling. You can replace any round hatch up to 4.5".
Specifications:
* Dimensions: 4.6″ x 2.6″
* Cut-out: 3.5″
* Accepts up to 50 Amp