{"product_id":"breakthrough-clean-50-cal-nylon-bristle-bore-brush-with-brass-core-8-32-thread-bt50nbb","title":"Breakthrough Clean .50 Cal Nylon Bristle Bore Brush with Brass Core, 8-32 Thread BT50NBB","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\u003cp\u003eThe Breakthrough Clean BT50NBB Nylon Bristle Bore Brush is engineered for dependable .50 caliber cleaning. Built around a rugged brass core, its stiff nylon bristles aggressively tackle heavy fouling while protecting barrel steel from unnecessary wear. This brush uses a standard #8-32 male thread to fit most cleaning rods, and is ideal for routine maintenance where you want effective scraping action without the abrasiveness of bronze. Note: shotgun brushes in this line use a larger #5\/16-27 thread for .410\/28g\/20g\/12g sizes; this .50 caliber model is #8-32.\u003c\/p\u003e\u003ch3\u003eProduct Highlights\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePurpose-built for .50 caliber bores for optimal contact and thorough cleaning\u003c\/li\u003e\n\u003cli\u003eStiff nylon bristles attack carbon and powder residue while safeguarding barrel surfaces\u003c\/li\u003e\n\u003cli\u003eRugged brass core for durability and long service life\u003c\/li\u003e\n\u003cli\u003eStandard #8-32 male threading fits most cleaning rod systems\u003c\/li\u003e\n\u003cli\u003eIdeal alternative to bronze for regular maintenance without metal-on-metal scrubbing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCaliber: .50 caliber\u003c\/li\u003e\n\u003cli\u003eBristle Material: Nylon\u003c\/li\u003e\n\u003cli\u003eCore: Brass core\u003c\/li\u003e\n\u003cli\u003eThreading: #8-32 male (shotgun brushes in this series use #5\/16-27)\u003c\/li\u003e\n\u003cli\u003eUPC: 852712005862\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: BT50NBB\u003c\/li\u003e\n\u003cli\u003eBrand: Breakthrough Clean\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eDisclaimer: 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.\u003c\/em\u003e\u003c\/p\u003e","brand":"Breakthrough Clean","offers":[{"title":"Default Title","offer_id":44071628636282,"sku":"FLX-152474","price":10.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1679\/0365\/files\/269341432.png?v=1766197894","url":"https:\/\/tlooutdoors.com\/products\/breakthrough-clean-50-cal-nylon-bristle-bore-brush-with-brass-core-8-32-thread-bt50nbb","provider":"TLO Outdoors","version":"1.0","type":"link"}