As the o'ring provided for a tight anvil retaining ring grip. MG725-21.as the throttle valve and seat cup bushing. as the complete reverse valve unit. MG725-20.as the throttle valve body.

Brand: Snap On
Non-Domestic Product: No
Type: Air Tool Parts
Warranty: No
Custom Bundle: Yes
Manufacturer Part Number: MG325, ME11C10, MG31-501, MG325-502,IM3100-14
Bundle Listing: Yes
Country/Region of Manufacture: United States
Modified Item: No