Leviton 30 Amp Black Industrial Grade Locking Outlet Receptacle is a single flush locking receptacle designed specifically for generators and transfer switches. It is built with 1-piece 0.040-inch brass and high copper content contacts, complemented by nickel-plated clamp-type terminals to ensure reliable electrical connections. This receptacle exceptional durability thanks to its extra-thick 0.5-inch nickel-plated brass mounting strap, which helps it withstand damage and extend its lifespan. It is compatible with a 1.60-inch diameter wall plate, making it a practical and sturdy choice for industrial applications.