{"product_id":"supermatch™-barrel20-length-1-8-twist-medium-contour","title":"Supermatch™ Barrel20\" length | 1:8 twist | medium contour","description":"\u003ch2\u003eJP Supermatch™ Barrel w\/ EnhancedBolt™\u003c\/h2\u003e\n\u003chr\u003e\n\u003cp\u003eManufactured to our exacting specifications and used in all of our rifles, \u003cb\u003eJP Supermatch\u003c\/b\u003e™ barrels are turned from 416R stainless steel, lead lapped, air-gauged and cryogenically treated for cold bore shot predictability, minimum thermal drift, outstanding accuracy and extended barrel life.\u003c\/p\u003e\n\u003cp\u003eAll barrels also include a \u003cb\u003eJP \u003ci\u003eEnhancedBolt\u003c\/i\u003e\u003c\/b\u003e™ individually head-spaced to the barrel for flawless fit and function.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eChamber:\u003c\/b\u003e .223 \u003cbr\u003e\u003cb\u003eLength:\u003c\/b\u003e 20\" \u003cbr\u003e\u003cb\u003eGas System:\u003c\/b\u003e Rifle-length \u003cbr\u003e\u003cb\u003eTwist:\u003c\/b\u003e 1:8 button rifled \u003cbr\u003e\u003cb\u003eContour:\u003c\/b\u003e .750 under hand guard\/.875 in front of gas block \u003cbr\u003e\u003cb\u003eDiameter at Gas Block:\u003c\/b\u003e .875 \u003cbr\u003e\u003cb\u003eMuzzle Threads:\u003c\/b\u003e 1\/2-28 TPI \u003cbr\u003e\u003cb\u003eMaterial:\u003c\/b\u003e 416R Stainless \u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 45.8 oz.\u003c\/p\u003e\n\u003chr\u003e\n\u003cdiv style=\"background-color: #d8d8d8; margin-left: 20px; margin-right: 20px; padding: 8px;\"\u003e\n\u003ch3\u003eBarrel Finish:\u003c\/h3\u003e\n\u003cp\u003eThis barrel is available with the following finish options: \u003cbr\u003e\u003cbr\u003e\u003cb\u003eMachine Finish:\u003c\/b\u003e Barrel is in its unpolished, \"as-machined\" state and will show light turning marks and slight imperfections. \u003cbr\u003e\u003cbr\u003e\u003cb\u003eLight Polish:\u003c\/b\u003e Barrel receives a light \"brushed\" finish. This leaves the surface uniform and removes most machine marks and blemishes. \u003cbr\u003e\u003cbr\u003e\u003cb\u003eHigh-Grade Polish:\u003c\/b\u003e Barrel is polished to a reflective finish on the same level as our complete rifles and barrel kits. \u003cbr\u003e\u003cbr\u003e\u003cb\u003eBlack Teflon®:\u003c\/b\u003e Barrel receives a uniform low-shine black coating. \u003cbr\u003e\u003cbr\u003e\u003cb\u003eTactical Finish:\u003c\/b\u003e Barrel is blasted to a non-reflective, matte gray finish.\u003c\/p\u003e\n\u003cp align=\"center\"\u003e\u003cimg src=\"https:\/\/jprifles.com\/photos_new\/Barrel-Finish-Chart-480.png\" alt=\"Barrel Finishes\" class=\"center\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv style=\"background-color: #d8d8d8; margin-left: 20px; margin-right: 20px; padding: 8px;\"\u003e\n\u003ch3\u003eHeat Sink\u003c\/h3\u003e\n\u003cp\u003eThis barrel takes our extra long .750 OD Thermal Dissipator (JPTD750XL). \u003cbr\u003e\u003cbr\u003eNote that the Orange Fade Thermal Dissipator is made to order and will add two weeks to delivery.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JP Enterprises","offers":[{"title":"Machine Finish","offer_id":42427071037522,"sku":null,"price":0.0,"currency_code":"PHP","in_stock":true},{"title":"Light Polish","offer_id":42427071070290,"sku":null,"price":0.0,"currency_code":"PHP","in_stock":true},{"title":"High Grade Polish","offer_id":42427071103058,"sku":null,"price":0.0,"currency_code":"PHP","in_stock":true},{"title":"Black Teflon","offer_id":42427071135826,"sku":null,"price":0.0,"currency_code":"PHP","in_stock":true},{"title":"Tactical Finish","offer_id":42427071168594,"sku":null,"price":0.0,"currency_code":"PHP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0579\/7484\/9618\/files\/8062.webp?v=1779958012","url":"https:\/\/sdgunsammo.com\/products\/supermatch%e2%84%a2-barrel20-length-1-8-twist-medium-contour","provider":"S and D Guns and Ammo","version":"1.0","type":"link"}