{"product_id":"utg-pro-m4-ops-ready-s1-mil-spec-stock-kit-stk0022","title":"UTG Pro RBUS1BM Mil-Spec Ops Ready Stock Kit AR15\/M16 Black Polymer w\/Aluminum Tube","description":"\u003cp\u003eUTG PRO AR15 Ops Ready S1 Mil-spec Stock Kit is built for heavy-duty operations with the tightest tolerance controls to provide the most secure fit and function. The Mil-spec stock is molded from impact resistant high-strength polymer in black, the mil-spec diameter extension tube is precision machined from aircraft grade aluminum with rolled threads and anodized for best corrosion and wear resistance, ergonomically chamfered built-in rubberized butt pad and a slanted cheek rest enhances shooting stability and promotes consistent firearm control. Dual storage compartment with removable waterproof caps provide dry storage for batteries (Up to 8 CR123) or other accessories. Integral ambidextrous sling loop and QD, extended 8\" length for length of pull. Includes polymer stock, mil-spec 6 position extension tube, buffer, buffer spring, tear-drop ring and castle nut. Snag free performance with fully dehorned corners and melted contours for increased comfort. Proudly made in USA.\u003c\/p\u003e","brand":"Centerfire Systems","offers":[{"title":"Default Title","offer_id":52668791456066,"sku":"STK0022","price":48.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/getimage__65223.1697569743.1280.1280.jpg?v=1774274466","url":"https:\/\/centerfiresystems.com\/products\/utg-pro-m4-ops-ready-s1-mil-spec-stock-kit-stk0022","provider":"Centerfire Systems","version":"1.0","type":"link"}