SPECIAL PURPOSE HIGH FLOW DUAL GAUGE CO2 REGULATOR FOR RUNNING AIR TOOLS, INFLATING TIRES, PLUMBING AND HVAC. This purpose-built performance regulator utilizes the Series 3000 high flow adjustable regulator adding gauges and a robust quick connect primarily for filling large offroad tires and running air tools. Compare this non-freezing regulator output of 45CFM up to 475PSI to a typical compressor rated at 4-5CFM with a maximum pressure of 150PSI. PREECE PRECISION will get you back on the trail without electricity - airing up tires, re-seating a bead, or running an impact. Specifications: Designed for Carbon Dioxide (Co2) High flow capacity 45CFM (cubic feet per minute) Non-freezing under normal conditions Self venting Adjustable 0-475PSI CGA320 Tank Connection Soft seal washer included Light weight aluminum body Brass tank connection Robust chrome plated, white dial, gauges. The protective handle will adapt to any small neck CO2 or Nitrous style tank with 1 5/8” neck. It can be used with larger neck aluminum cylinders such as 2 3/8” thru 2.60" but will require you to supply longer (3") bolts easily found at any hardware store. (These larger necks are found on cylinders that you remove a plastic handle). Fits 5# 10# 15# and 20# aluminum beverage cylinders.WARNING: All accessories connected to the quick connect outlet MUST be designed for 475PSI WORKING PRESSURE. FAILURE to use correct components can result in product failure and personal injury. Gas expands with increased temperature. Bleed all residual gas from lines after use to avoid damage and hose failure