2-Pin base fits 5110, 5320, 5330, 5340 and 5092 Series Pole lights. This 2-pin base for pole lights with locking collars are well suited for rough conditions or longer poles. They feature a soft rubber cover with a molded-in gasket to protect the socket from moisture and debris when the pole is stored away. Completely non-corrosive. Contacts are nickel-plated to resist corrosion and multi-crimped for durability, wire leads are finned for extra corrosion resistance.