Brownells .30 Cal/.308 Win Ratchet Chamber Brush

The offset ratchet design facilitates more efficient and comprehensive chamber cleaning for semi-automatic rifles with closed-end receivers. Constructed from premium-quality bronze wire, the brush is securely bonded between twisted steel loops and soldered at the tip for enhanced durability. A 1/4 inches diameter cleaning rod is recommended to operate the ratchet mechanism. High-density polymer ratchet mechanism, copper-tin alloy conductive wire Compatible exclusively with .308 chambers