30 amp 4 prong to 3 prong adapter

Camera Magnetic Adapter Mount 2 Prong Interface Quick Release Mount for Action 5 4 3

Camera Mounting Adapter 1/4 Thread Foldable 2 Prong Port Quick Release Adapter for OSMO Pocket 3 Cam

RV Generator Adapter with Grip Handle 30 Amp 4 Prong Locking Male Plug To 50 Amp Female Connector Fo

Dryer Plug Adapter 4 Prongs To 3 Prongs, 4P Newer Dryer To 3P Older House, NEMA10-30P To 14-30R Dryer Adapter Cord, 220V