Carlson's Choke Tubes Wool Snap Caps 12 Gauge 2 per package. Treat the wool chamber mop on this Shooting Accessory manufactured by Carlson's Choke Tubes with you favorite gun oil to prevent rusty chambers during storage. The 12 & 20 Gauge Wool Snap Caps by Carlson's are designed to help keep your firearm in perfect condition. We are excited to provide our customers with the full line of Carlson's Shotgun Choke Accessories available in our online store. Specifications for Carlson's Choke Tubes 12 and 20 Gauge Wool Snap Caps: Manufacturer: Carlson's Choke Tubes Fabric/Material: Wool w/Metal Base Quantity: 2 Features of Carlson's Wool 12/20 Gauge Snap Caps: Helps to prevent damage to firing pins Will keep your firearm in good condition Package Contents: Carlson's Choke Tubes 12 and 20 Gauge Wool Snap Caps Carlson's Choke Tubes Wool Snap Caps 12 Gauge 2 per package 00105