Efficiently clean your shotgun between rounds with the Claymate shotgun cleaning tool. Featuring synthetic fibers that capture fouling loosened by the phosphor bronze brush, the brass fitting securely holds the brush in place, preventing debris buildup. Durable, reusable, and designed for 12 and 16 Gauge shotguns, the Claymate ensures your firearm stays in peak condition, round after round. The working length is 38 inches Machine washable and suitable for repeated use 12 gauge bore brush with attachment capability Brass adapter with 10-32 threads, compatible with 5/16-27 threads