BDHI 5mm to 4mm Low-Profile Bullet Connectors Adapter Plugs Reducer(B123-10)

BDHI 5mm to 4mm Low-Profile Bullet Connectors Adapter Plugs Reducer(B123-10)Pack of 10pcs 5mm to 4mm bullet reducers Perfect for racers who want to use 4mm bullet connector batteries Don't need to ins...