{"product_id":"cross-armory-crpp-pin-pal-mil-spec-ar-15-m4-223-rem-5-56-nato-4140-steel-black-melonite","title":"Cross Armory CRPP Pin Pal Mil-Spec AR-15\/M4 223 Rem\/5.56 NATO 4140 Steel Black Melonite","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eCross Armory CRPP Pin Pal\u003c\/span\u003e\u003c\/strong\u003e is a front takedown pin replacement system designed to reinforce the forward pivot point of standard \u003cstrong\u003eAR-15\u003c\/strong\u003e and \u003cstrong\u003eM4\u003c\/strong\u003e lower receivers. It provides a more durable pivot interface for the upper and lower receiver, reducing friction and wear over repeated takedown cycles.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe kit includes a front takedown pin replacement paired with a locking nut, both machined from \u003cstrong\u003e4140 ordnance steel\u003c\/strong\u003e for extreme durability and finished in \u003cstrong\u003eBlack Melonite\u003c\/strong\u003e. The pre-lubricated bearing can be press-fit without permanent modification to the receiver, making it a drop-in upgrade for any standard AR-15\/M4 configuration. It is also a popular \u003cstrong\u003eCalifornia-compliant\u003c\/strong\u003e component for builders working within feature-restricted configurations.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003ePurpose-built for the \u003cstrong\u003e223 Remington \/ 5.56 NATO\u003c\/strong\u003e \u003cstrong\u003eAR platform\u003c\/strong\u003e, the Pin Pal replaces the standard front takedown pin with a hardened bearing-style assembly that holds up under hard use, giving you smoother receiver articulation and longer service life.\u003c\/span\u003e\u003c\/p\u003e","brand":"Cross Armory","offers":[{"title":"Default Title","offer_id":54991918432578,"sku":"36666","price":23.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_11db99af-b15a-41a7-96eb-e1136d4809e5.png?v=1784231566","url":"https:\/\/centerfiresystems.com\/products\/cross-armory-crpp-pin-pal-mil-spec-ar-15-m4-223-rem-5-56-nato-4140-steel-black-melonite","provider":"Centerfire Systems","version":"1.0","type":"link"}