LockNLube Grease Gun Coupler

$3.00 (Fixed Shipping Cost)

Product Overview

This is a LockNLube Grease Gun Coupler 


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! Click here

Sign up and get monthly updates on new parts and help fixing IH tractors.