{"product_id":"utg-pro-mil-6-pos-rcvr-ext-tube-fde","title":"UTG PRO MIL 6-Position Receiver Extension Tube – AR-15\/M4 (FDE)","description":"\u003cp\u003eThe UTG PRO MIL 6-Position Receiver Extension Tube provides a mil-spec platform for adjustable carbine stocks on AR-15 and M4-pattern rifles. Its six-position adjustment system allows shooters to customize length of pull for different shooting positions, body armor, or multiple users, ensuring proper eye relief and cheek weld across varied shooting scenarios.\u003c\/p\u003e\u003cp\u003eMachined from aircraft-grade aluminum with a flat dark earth finish, this extension tube features standard mil-spec dimensions for compatibility with mil-spec carbine stocks and buffer systems. The unit includes a castle nut and end plate for secure installation. The exterior has reinforced threads and properly indexed position stops for reliable lock-up at each adjustment point.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Mil-Spec Carbine Receiver Extension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Firearms:\u003c\/strong\u003e AR-15, M4, and mil-spec AR-pattern rifles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aircraft-Grade Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Flat Dark Earth (FDE)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositions:\u003c\/strong\u003e 6-Position Adjustable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Requires armorer's wrench; includes castle nut and end plate\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Leapers, Inc. - UTG","offers":[{"title":"Default Title","offer_id":47938841215231,"sku":"UTGTLU001D","price":37.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/1297346.jpg?v=1766534355","url":"https:\/\/doublestackstore.com\/products\/utg-pro-mil-6-pos-rcvr-ext-tube-fde","provider":"Double Stack Store","version":"1.0","type":"link"}