Quick Lock Grease Coupler

12000 PSI Dual-Handle Locking Grease Gun Coupler Heavy Duty Steel. Eliminate dangerous slip-ups and leaks with high-pressure locking technology. Eliminate Dangerous Slip-Ups Tired of couplers kicking back and grinding your knuckles? The dual-handle locking design gives you full control. Lock it firmly with one hand while stabilizing the grease gun with the other, preventing sudden slips and reducing fatigue. Leak-Proof 12000 PSI Seal Built with a powerful internal seal rated up to 12000 PSI, this coupler forms a tight, secure connection instantly. No more wasted grease or messy leaks — every pump goes directly into the fitting. Handles Stubborn Fittings When dealing with clogged or stubborn zerk fittings, you need a coupler that won’t blow off under pressure. Designed for trucks, tractors, and heavy machinery, this coupler withstands extreme force without failure. Universal Fit – Simple Installation Compatible with both standard and metric zerk fittings. The standard 1/8" NPT thread attaches directly to most grease guns in seconds. One tool for all your equipment — no swapping required. Heavy-Duty Hardened Steel Crafted from hardened steel for superior durability. Resistant to corrosion, impact, and daily professional use. A long-term investment built to perform year after year. Specifications Pressure Rating Up to 12000 PSI Thread Type 1/8" NPT Compatibility Standard & Metric Zerk Fittings Material Hardened Steel Application Trucks, Tractors, Heavy Machinery Frequently Asked Questions Will this fit my grease gun? Yes, it fits most grease guns with a standard 1/8" NPT thread. Can it handle clogged fittings? Absolutely. It is rated up to 12000 PSI for high-pressure applications. Does it leak under pressure? No. The high-pressure internal seal ensures a tight, leak-proof connection.