Boss Buck Varmint Cage Square Fits 55 Gal. Drum. This excellent Food & Feeder Accessories from the professionals at Boss Buck is made with an outer wire gauge of 4mm and an inside wire gauge of 2.5mm. With a square shape the Boss Buck Varmint Cage Square w/ Trigger Clips fits most feeders with a 14 x 14 area. Featuring mounting brackets and 6 self-tapping screws the Boss Buck Varmint Cage Square is easy to assemble. It is made of high quality materials and comes with mounting brackets and 6 self-tapping screws. Specifications for Boss Buck Varmint Cage Square: Manufacturer: Boss Buck Additional Features: Fits 55 Gal. Drum Features of Boss Buck Varmint Cage Square Outer wire: 4mm Inside wire: 2.5mm Size: 14 x 14 Fits most 30 and 55 gallon drums or larger Package Contents: Boss Buck Varmint Cage Square Boss Buck BB-5.44: Varmint Cage Square Fits 55 Gal. Drum