Sherwood First Stage Regulator Underwater Pump tip-up by means of a

tip-up by means of a tension wire clip

The handle is black lightweight fiberglass reinforced nylon (FRN) with a survival whistle built into the butt end

9oz (111g)

Weight: 14 LBS / 6

general cleanup work on concrete

Sherwood First Stage Regulator Underwater Pump tip-up by means of aInnovation at its best is the way to explain the function of the Sherwood First Stage Regulator. The first stage regulator incorporates Sherwoods Dry Sealed Spring. This simple yet unique design has a flow by piston that mechanically balances the air of the first stage ensuring excellent breathing characteristics at full or low cylinder pressures. Balanced flow by piston design, which is a fail safe mechanism, with a patented dry seal internal