Overview Other Details Reviews Product Description AR21039 MINI-MATIC UNLOADER W/INJECTOR 2[1/2 FPT INLET] FEATURES: Unloader features bolt on design with internal bypass system Adjustable pressure releases pressure in pump head when in bypass, protecting from over pressurization Eliminates bypass hose and fittings Garden hose filter inlet Molded plastic adjusting knob is designed for user comfort Brass body with stainless steel plunger and spring SPECIFICATIONS: Adjustable built-in 2.0 injector 3 GPM maximum 2600 PSI maximum 160 F. maximum 1/2" FPT inlet 3/8" MPT outlet Other Details null Product Videos Custom Field Product Reviews Write a Review Write a Review × AR AR21039 MINI-MATIC UNLOADER W/INJECTOR Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *