4.5" Double Groove A Section 4L Sheave with 5/8" (0.625") H-Style Split Taper Bushing - 2AK46H 6.5" to control the throttle on

to control the throttle on a gas engine and/or unloader valves on some pumps

• PRESET 95-125 PSI

This chrome finished bracket comes with both screws for mounting and is ready for installment

There is a built in muffler in the exhaust air port to quite down the unloaded air that is released once the compressor reaches 125 PSI

This gauge reads every 100 PSI with tick marks every 50 PSI

4.5" Double Groove A Section 4L Sheave with 5/8" (0.625") H-Style Split Taper Bushing - 2AK46H 6.5" to control the throttle onCast Iron 4. 5" 2 Groove Dual Belt A Section 4L Pulley With 5 8" Sheave Bushing Masterdrive 2 Piece dual groove 4. 5" cast iron pulley sheave with 5 8" H bushing for A section belts. This is a high quality 2 piece pulley that measures 4. 5" outside diameter and is designed to be used with an H style bushing. This 5 8" bushing (Included) inserts into the center of the pulley and slides over the shaft. As you tighten down the bolts on the H bushing it