Quicksilver 74057Q5 2-4-C Marine Grease Gun with 3 oz CartridgeQuicksilver 74057Q5 2-4-C marine grease gun includes a 3 oz. cartridge of lithium-based grease with PTFE, ideal for marine and heavy-duty applications. Built for reliability, it can withstand extreme friction and also provides added water resistance.Features Handy, take along lube gun with 3 oz. 2-4-C Lube cartridge; 2-4-C Marine Grease with PTFE is a high quality, extremely versatile lithium-based, NLGI 2 grease that won't break down when mixed with water.; Prevents rust and corrosion;