High-quality o-ring set
Sized to fit various makes and models
Two 12-ga. graphite coated rings
Two 12-ga. non-graphite coated rings
Two 20-ga. graphite coated rings
Carlson's Barrel Seal Kit belongs in every shotgun shooter's range bag! These performance o-rings are sized to fit various makes and models: Remington Model 1100, 11-87, Pro Bore Guns, G-3 models, Beretta Shotguns, Winchester Shotguns, Franchi Shotguns, Charles Daly Shotguns, Tri Star Shotguns, EAA Shotguns, and many others that use a gas o-ring (barrel seal).
This barrel seal kit includes a total of six coated rings. Two 12-ga. graphite coated rings (silver in color) are for the Remington 1100 in 12 and 16 gauge. Two 12-ga. non-graphite coated rings (black in color) for Beretta and other shotguns that use o-rings in 12 and 16 gauge. Two 20-ga. graphite coated rings (smallest in diameter) for shotguns in 20 and 28 gauge.