SAM Cutting Edge 5/8 x 6 x 48 Inch - High Carbon Steel - Standard Highway-CTSK Off-Road The relief valve is preset

The relief valve is preset at a maximum allowable 2000 PSI

Buyers Products Pressure Regulator has a locking knob and is rated to 300 PSI inlet pressure

The chest comes with side mounted lifting handles for easy transport

Heavy duty 2 in

SAM Cutting Edge 5/8 x 6 x 48 Inch - High Carbon Steel - Standard Highway-CTSK Off-Road The relief valve is presetSAM Highway Punch Steel Cutting Edges and Cover Edges Features pre drilled holes for quicker installation. Mounts to the bottom of the blade to break ice apart and scrape away packed snow. Designed to absorb the shock created by impact, extending the life of the moldboard.