Rothco Universal Gun Cleaning Kit. In addition the Universal Gun Cleaning Kit also has 14 brushes 9 mops 12 spear-pointed jags 1 black powder jag 4 slotted patch loops 3 utility brushes 3 muzzle guards 3 accessory adapters 50 3 x 1 1/2" cleaning patches 50 3 x 3" cleaning patches & 4 polishing clothes. WARNING: This product contains a chemical known to the State of California to cause cancer birth defects and other reproductive harm. Specifications for Rothco Universal Gun Cleaning Kit: Manufacturer: Rothco Projectile Caliber: Universal Pieces: 158 Gun Type: Universal Internal Dimensions: 10.5x15.25x2 in External Dimensions: 10.5x15.25x2 in Dimensions: 10.5x15.25x2 in Rothco Universal Gun Cleaning Kit