COX 61009 Bulk Air 24-Ounce Bulk Pneumatic Applicator True adjustable air regulator - 100 PSI Maximum; 145 PSI Maximum Input Piston rod action on bulk material Drawn aluminum barrel; quick release end cap Reverse air - plunger return with trigger Series 1 Air System Leather plunger assembly Instant dump valve Air hose connector and six yellow cone nozzles included