{"product_id":"polish-circle-11-kbk-wz-1961-underfolder-stock-milled-ak-parts-kit-with-matching-numbers-18656","title":"Polish Circle 11 KBK wz. 1961 Underfolder Stock Milled AK Parts Kit with Original Barrel \u0026 Matching Numbers #18656","description":"\u003ch2\u003e\u003cstrong\u003eRare 1961 Polish KBK wz. 1961 Parts Kit – Milled-Receiver Type 3, Underfolder Stock, Original Polish Barrel in 7.62x39mm (Mostly Matching #18656)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp style=\"font-size: 14pt;\"\u003e\u003cstrong\u003e“Small Batch” alert:\u003c\/strong\u003e we are first to bring to market a limited run of \u003cem\u003eKBK wz.\u003c\/em\u003e rifle parts sets still wearing their \u003cstrong\u003etorch-cut Type 3 receivers and intact factory barrels.\u003c\/strong\u003e Every kit is listed individually, so \u003cstrong\u003ewhat you see is exactly what you get.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 14pt;\"\u003eThis set is a \u003cstrong\u003e1961-dated, Circle 11-stamped Polish AK-47\u003c\/strong\u003e that left Radom’s famed \u003cem\u003eŁucznik\u003c\/em\u003e factory near the end of milled production. It retains a \u003cstrong\u003emostly matching-number group (#18656)\u003c\/strong\u003e – the receiver stub, bolt, bolt-carrier, and recoil spring are all roll-marked alike, while the dust cover is a non-matching surplus part. The original cold-hammer-forged barrel remains pinned in the trunnion with \u003cstrong\u003estrong, bright rifling.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c!-----  Historical sidebar  -----\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 14pt;\"\u003eKBK wz. 1961 \u0026amp; Polish AK history\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp style=\"font-size: 14pt;\"\u003e\u003cstrong\u003eKBK\u003c\/strong\u003e is short for \u003cem\u003eKarabinek\u003c\/em\u003e—Polish for “carbine.” The model code \u003cstrong\u003ewz. 1961\u003c\/strong\u003e (“\u003cem\u003ewzór 1961\u003c\/em\u003e” = “Pattern 1961”) identifies this specific production year of Poland’s license-built Type 3 AK with a milled-receiver. These rifles were part of a series produced in relatively small numbers from 1957 until the transition to the stamped-receiver AKM. While most were fixed-stock models, a small number were produced with an underfolder stock, making this variant particularly desirable. Because most were rebuilt, taken apart for spares, or used for AKM conversions, \u003cstrong\u003eKBK wz. 1961 parts sets are exceptionally scarce today.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c!-----  Features \u0026 contents  -----\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 14pt;\"\u003eOriginal Features\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eCaliber 7.62x39mm\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eMachined \/ Milled-Receiver Type 3 (torch-cut per ATF spec, small cut section has been removed)\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eComplete populated barrel assembly with factory front-sight \u0026amp; gas blocks\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003e\n\u003cstrong\u003eUnderfolder Stock\u003c\/strong\u003e \u0026amp; Wood pistol grip\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eFactory code \u003cstrong\u003e“11”\u003c\/strong\u003e and selector markings (“C” full-auto \/ “P” semi) on receiver stub\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"background-color: #ffff00;\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThis Kit Includes (exactly what’s in the photos)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli style=\"font-size: 14pt;\"\u003e\n\u003cstrong\u003eComplete barrel assembly\u003c\/strong\u003e – still in original trunnion, Circle 11 \/ 1961 on chamber\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eCleaning rod\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eWooden handguards (upper \u0026amp; lower)\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eMilled torch-cut receiver section (#18656), small cut section has been removed.\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eBarrel Nut protecting muzzle threads.\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003e\u003cstrong\u003eStrong rifling\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eComplete front and rear sights\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eComplete underfolding stock assembly\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eMag-catch assembly\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eRecoil-spring assembly (\u003cem\u003eserial-matched\u003c\/em\u003e)\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eWood pistol grip + grip screw\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eDust cover (\u003cem\u003enon-matching\u003c\/em\u003e)\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eBolt \u0026amp; bolt-carrier (\u003cem\u003eserial-matched\u003c\/em\u003e)\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eSafety \/ selector lever\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eDisconnector\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eHammer \u0026amp; hammer spring\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eTrigger\u003c\/li\u003e\n\u003cli style=\"font-size: 14pt;\"\u003eAxis pins\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 14pt;\"\u003e\u003cstrong\u003eCondition: \u003cspan style=\"color: #339966;\"\u003eGOOD CONDITION\u003c\/span\u003e\u003c\/strong\u003e. A great \"builder's set.\" This is a mostly-matching parts set with a non-matching dust cover. Finish shows typical service wear, and wood has light dings but no cracks. An excellent opportunity to build a historic Polish underfolder with the majority of desirable matching parts already sourced.\u003c\/p\u003e\n\u003cp style=\"font-size: 14pt; background-color: #ffff00;\"\u003e\u003cstrong\u003eSupply is extremely limited – Don’t miss the chance to build or preserve a true piece of Cold-War history.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 14pt;\"\u003e\u003cem\u003e\u003cstrong\u003eNOTE\u003c\/strong\u003e: All parts must be inspected and installed by a qualified gunsmith. Receiver pieces are sold as historical artifacts only.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003e\u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eDISCLAIMER:\u003c\/span\u003e\u003c\/strong\u003e Parts kits are subject to state-specific shipping restrictions and cannot be shipped to California, Connecticut, Hawaii, Illinois, Maryland, Massachusetts, New Jersey, New York, or Washington. Please visit \u003ca href=\"\/shipping-restrictions\/\" target=\"_blank\"\u003eour shipping restrictions page\u003c\/a\u003e to review all applicable restrictions for your state. Subject to change.\u003c\/span\u003e\u003c\/p\u003e","brand":"Polish","offers":[{"title":"Default Title","offer_id":52668636365122,"sku":"KITAKPOL25","price":949.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/IMG_6742__24253.1750174832.1280.1280.jpg?v=1774274312","url":"https:\/\/centerfiresystems.com\/products\/polish-circle-11-kbk-wz-1961-underfolder-stock-milled-ak-parts-kit-with-matching-numbers-18656","provider":"Centerfire Systems","version":"1.0","type":"link"}