• Reinforced jaws and quality sealing gasket ensure long lasting and stable performance, prevent leakage even at 12,000 PSI extreme pressure
• Built with premium quality Zinc Coated Alloy Steel for continues use in the shop or garage
• Heavier and stronger than most other grease couplers on the market
• A smooth retraction mechanism allows one-hand operation
• Once the coupler is locked on the zerk fitting, it stays on freeing both hands to operate the grease gun
• 1/8 NPT fits all standard, mini, air, and cordless grease guns
(California Prop 65)