Thicker springs can provide a stronger lock, easy to lock and release. Upgraded jaws and high-quality gaskets more stable in performance and not leak oil.
Grease Coupler Quick Release Heavy-Duty Gun Grease Coupler NPTI/8 10000PSI
Top Grease Coupler Gun Locks Zerk Onto Grease Fittings Goes in 1/8?? No NPT Leak
2Set Top Grease Coupler Gun Locks Zerk Onto Grease Fittings Goes in 1/8?? No NPT
2pcs Grease Coupler Heavy-Duty Quick Release Grease Gun Coupler NPTI/8 12000PSI
Grease Coupler Heavy-Duty Quick Release Grease Gun Coupler NPTI/8 10000PSI
