








🔧 Lock it, load it, and never leak a drop again!
The LockNLube Grease Coupler is the world’s best-selling original locking coupler designed to securely attach to all Zerk fittings. Rated for up to 10,000 PSI, this steel and rubber tool prevents grease leaks and frees your hands during use. Its rebuildable design includes a spare kit, making it a durable, cost-effective upgrade compatible with all 1/8" NPT grease guns—manual, pneumatic, or battery-powered.







| Material | Steel, Rubber |
| Brand | LockNLube |
| Item dimensions L x W x H | 3.45 x 0.63 x 1.66 inches |
| Maximum Operating Pressure | 10000 Pound per Square Inch |
| Number of Ports | 2 |
| Global Trade Identification Number | 00810102950260 |
| Manufacturer | LockNLube |
| UPC | 810102950260 |
| Model | LockNLube Grease Coupler |
| Item Weight | 4 ounces |
| Product Dimensions | 3.45 x 0.63 x 1.66 inches |
| Item model number | 1/8\\\" NPT |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | GC81011 |
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