{"product_id":"pro-1-m4-metal-hopup-chamber","title":"SHS Pro-1 M4 Metal Hopup Chamber","description":"\u003cp\u003eThe SHS Pro-1 M4 Metal Hopup Chamber is an advanced design similar to the Prowin, but with a different cut and some extra parts included.  Clean and aluminum make will fit in all M4 AEG airsoft guns' gearboxes.  Includes SHS rubber bucking, but we recommend another bucking, such as a Maple Leaf, sold separately.  Great for HPA gun installs!\u003c\/p\u003e\n\u003cp\u003ePackaging is Rocket Airsoft (OEM - SHS).\u003c\/p\u003e","brand":"ASA","offers":[{"title":"Default","offer_id":17128805826650,"sku":"a788bdc3-f3a6-45c5-b45c-769374f45b9b","price":23.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0063\/4526\/1146\/products\/DSC02256.jpg?v=1571718129","url":"https:\/\/airsoftgrounds.myshopify.com\/products\/pro-1-m4-metal-hopup-chamber","provider":"Airsoft Grounds","version":"1.0","type":"link"}