{"product_id":"pws-enhncd-bffr-tube-mil-spec-gen-2","title":"Primary Weapons Systems Enhanced Buffer Tube Mil-Spec Gen 2 – AR-15\/M4 Pattern Rifles","description":"\u003cp\u003eThe PWS Enhanced Buffer Tube Gen 2 addresses a common failure point in AR-pattern rifles with an improved ratchet lock castle nut system that eliminates staking requirements. The enhanced design provides a more secure interface between buffer tube and lower receiver, reducing the chance of castle nut loosening under sustained fire or hard use.\u003c\/p\u003e\u003cp\u003eMachined from 7075-T6 aluminum with a mil-spec diameter, this buffer tube features PWS's proprietary ratchet lock castle nut that mechanically locks into place without requiring staking punches or armorer's tools. The Gen 2 version includes anti-rotation tabs and improved thread engagement. Compatible with all mil-spec AR-15 and M4 buffer systems and adjustable stocks. Includes ratchet lock castle nut and end plate.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Enhanced Buffer Tube Assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Firearms:\u003c\/strong\u003e AR-15, M4, and AR-pattern rifles (mil-spec)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 7075-T6 Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Hard Anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable:\u003c\/strong\u003e N\/A (accepts adjustable stocks)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Standard AR-15 lower receiver threading, no staking required\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Primary Weapons Systems","offers":[{"title":"Default Title","offer_id":47938843476223,"sku":"PWSEBT-RLCN-KIT","price":103.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/4889303.jpg?v=1766534635","url":"https:\/\/doublestackstore.com\/products\/pws-enhncd-bffr-tube-mil-spec-gen-2","provider":"Double Stack Store","version":"1.0","type":"link"}