Product DescriptionThe Breakthrough Clean Phosphorus Bronze Chamber Brush is engineered to scrub carbon and fouling from .308 Winchester / 7.62 mm rifle chambers without damaging critical surfaces. Stiff phosphor-bronze bristles provide aggressive cleaning power, while a twisted brass core keeps the brush rigid for deeper, more consistent contact. A standard #8-32 male thread makes attachment to most cleaning rods quick and secure. One brush per package.Product HighlightsPurpose-built chamber brush sized for .308 Winchester / 7.62 mm riflesDurable phosphor-bronze bristles remove stubborn carbon without marring the chamberTwisted brass core maintains rigidity for thorough cleaning performanceStandard #8-32 thread fits most common cleaning rodsApprox. 3-inch overall length; single brush per packSpecsCaliber/Compatibility: .308 Winchester / 7.62 mm chambersThread: #8-32 maleOverall Length: Approximately 3 inchesMaterials: Phosphor-bronze bristles with twisted brass corePackage Quantity: 1UPC: 855525007979Manufacturer Part Number: BT308PBCBARBrand: Breakthrough CleanDisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.