Bisley Brass Choke Gauge 20G under-10 fitting inline so the air

fitting inline so the air is dried before it reaches your rifle or buddy bottle

Supplied in a box of 50

The lights are worked one-handed through a concealed switch set into the peak

so both barrels of a side-by-side or over-and-under are covered at once

Bisley Brass Choke Gauge 20G under-10 fitting inline so the airBisley's brass choke gauge for 20 gauge shotguns is a simple, pocket sized tool for checking the amount of choke in a fixed choke barrel. Push the tapered brass gauge into the muzzle until a segment sits flush with the bore, then read off the choke size from the marked scale, which covers Improved Cylinder, Quarter, Half, Three Quarter and Full choke. It's especially useful when buying a secondhand gun, since the choke stamp on the barrel doesn't