{"product_id":"b5-sierra-k-stock-wolf-gray","title":"B5 Systems SIERRA K Stock – AR-15\/M16 (Wolf Gray)","description":"\u003cp\u003eThe B5 Systems SIERRA K Stock delivers a compact, stable shooting platform for AR-15 and M16 rifles where length of pull matters. Its reinforced cheek weld and precision lockup eliminate rattle while maintaining a streamlined profile for tight quarters or vehicle work. The stock's geometry promotes consistent eye alignment with optics across all positions.\u003c\/p\u003e\u003cp\u003eConstructed from reinforced polymer with an integral QD sling socket and anti-rotation feature for secure mil-spec buffer tube mounting. The SIERRA K includes dual water-resistant battery storage tubes in the core and a textured buttpad that grips gear without snagging. Installs on any mil-spec carbine buffer tube without tools or modification. Wolf Gray finish coordinates with modern multi-tone builds.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Collapsible carbine stock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Firearms:\u003c\/strong\u003e AR-15, M16, mil-spec carbine buffer tubes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Reinforced polymer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Wolf Gray\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable:\u003c\/strong\u003e Yes (6-position)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Mil-spec buffer tube, no gunsmithing required\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"B5 Systems","offers":[{"title":"Default Title","offer_id":47936634814719,"sku":"B5SRK-1659","price":57.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/5526588.jpg?v=1766483047","url":"https:\/\/doublestackstore.com\/products\/b5-sierra-k-stock-wolf-gray","provider":"Double Stack Store","version":"1.0","type":"link"}