{"product_id":"m4-universal-heavy-duty-butt-stock","title":"M4 Universal Heavy Duty Butt-Stock","description":"\u003cp\u003eHigh quality M401 butt-stock, universal on all buffer tubes. Has a removable rubber on the back if wanting a different look, and a solid nylon construction to avoid any breakages.\u003c\/p\u003e\n\u003ch6\u003eCompatibility\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eAll Gel Blasters With A Buffer Tube\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Gel Ball Undercover","offers":[{"title":"Default Title","offer_id":45080409833720,"sku":"Uni M4 BS","price":24.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0513\/8251\/7915\/files\/Poppingbottles_5_13126077-90ba-49d1-8444-137e0889d6a0.png?v=1715232230","url":"https:\/\/www.gelballundercover.com.au\/products\/m4-universal-heavy-duty-butt-stock","provider":"Gel Ball Undercover","version":"1.0","type":"link"}