{"product_id":"heckler-koch-mr556-a4-slimline-polymer-buttstock-for-ar-15-m16-buffer-tubes-50236720","title":"Heckler \u0026 Koch MR556 A4 Slimline Polymer Buttstock for AR-15\/M16 Buffer Tubes 50236720","description":"Product Description\n\u003cp\u003eThe Heckler \u0026amp; Koch MR556 A4 Slimline Buttstock is a factory-original HK component designed to deliver a sleek, lightweight, and durable upgrade for your rifle. Engineered for compatibility with the MR556 A1\/A4 and HK416 platforms, as well as both commercial and mil-spec AR-15\/M16 buffer tubes, this stock offers a low-profile design that enhances maneuverability without compromising stability. Constructed from high-strength black polymer with precision fitment, it is built to withstand demanding conditions. Its slim contour reduces bulk while maintaining a solid shoulder weld, and the stock is prominently marked with the iconic HK logo. As issued on specialized HK416 and MR556 rifles, this buttstock is the choice for professional and civilian shooters seeking a streamlined, ergonomic, and retractable stock solution.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Highlights\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFactory HK Component:\u003c\/strong\u003e Genuine Heckler \u0026amp; Koch part as issued on specialized HK416 and MR556 rifles, ensuring authentic quality and fitment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBroad Compatibility:\u003c\/strong\u003e Fits all commercial and mil-spec AR-15\/M16 buffer tubes, as well as MR556 A1\/A4 and HK416 platforms.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSlimline Low-Profile Design:\u003c\/strong\u003e Reduced bulk and slim contour improve rifle maneuverability and handling in tight spaces.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Strength Polymer Construction:\u003c\/strong\u003e Durable black polymer build provides long-lasting performance under harsh operational conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRetractable Stock:\u003c\/strong\u003e Adjustable, retractable design allows for a customized length of pull to suit different shooters and shooting scenarios.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Heckler \u0026amp; Koch (HK)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e MR556 A4 Slimline Buttstock\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number (MPN):\u003c\/strong\u003e 50236720\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 642230270299\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-Strength Polymer\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Stock\/Chassis, Retractable\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e MR556 A1\/A4, HK416, AR-15\/M16 (Commercial \u0026amp; Mil-Spec buffer tubes)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1 lb\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eDisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.\u003c\/em\u003e\u003c\/p\u003e\n]]\u0026gt;","brand":"HK","offers":[{"title":"Default Title","offer_id":44199808106618,"sku":"FLX-187626","price":93.98,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1679\/0365\/files\/308989263.png?v=1788379868","url":"https:\/\/tlooutdoors.com\/products\/heckler-koch-mr556-a4-slimline-polymer-buttstock-for-ar-15-m16-buffer-tubes-50236720","provider":"TLO Outdoors","version":"1.0","type":"link"}