- Includes
- Item Features
(3) Variable Pressure Springs
- Adjustable knob controls lubricant flow
- Tapered metering pin attached to unit piston ensures uniform flow
- Refillable through standard hydraulic grease fitting
- Extra heavy: 14.1 psi full - 6.6 psi empty, heavy: 8.6 psi full - 3.9 psi empty, Standard: 6.6 psi full - 3.1 psi empty