Oxygen Regulator - Precision (For Large Refillable Tanks)

Features Attaches to CGA 540 threaded oxygen tanks Single 1/4" Hose Barb Easy to adjust flow with built in precision adjustment knob Strong construction Description High quality precision regulator for refillable oxygen tanks- CGA540 threads (available at most welding supply shops). This model has a 1/4" barb. Use for dispensing oxygen for aeration of your wort or must. Adjustable flow from 1/32 up to 4 liters per minute. COLOR MAY VARY (may be green or amber)