LockNLube Coupler (comes with one seal kit replacement)

End greasing frustration with the original locking grease coupler!

  • Locks on, stays on, won’t leak. Rated up to 10,000 PSI
  • Easily disconnects, even under pressure. No more broken Zerks
  • 1/8″ NPT compatible with all grease guns – battery, pneumatic, manual
  • Grease goes in, not on, the machine
  • Works on all Zerk fittings, SAE and metric
  • Includes a rebuild kit! The LockNLube® is the world’s only rebuildable grease coupler. Lowest lifetime cost.
  • Patented Locking Technology. US Patent #8955544
  • As seen on TruckU on the Motortrend Channel!

Also available with a 2″ longer barrel for those deeply recessed fittings!