Locks on for easy, mess-free, one-handed greasing

End the greasing nightmare! This LockNLube® Grease Coupler lets you put grease exactly where you want it without the mess and expense of wasted grease. Works on all DIN and SAE specification Zerks (grease nipples). Fits 1/8" NPT thread. Extended service life.

  • Heavy-duty: Compatible with high-pressure, heavy-duty applications and works on all pneumatic, manual and electric grease guns
  • Lockable: Steel jaws lock on and stay put
  • Easy To Use: No more struggling to keep the coupler aligned
  • Protects Hands: Saves your knuckles from damage while trying to detach a pressure-locked coupler


  • Manufacturer #: GC81011
  • Size: Regular

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