{"product_id":"golden-eagle-basic-m4-full-metal-upper-receiver-black","title":"Golden Eagle Basic M4 Full Metal Upper Receiver - BLACK","description":"\u003cp\u003eThis basic metal M4 Upper Receiver by Golden Eagle is stripped to the basic components, which gives you the freedom to add a number of aftermarket parts, like the Magpul M-LOK handguard . The metal receiver is highly durable and makes this upper receiver feel very realistic. A two-piece adjustable hop-up feeds the 6.05mm inner barrel and ensures a high level of accuracy and great range.\u003cbr\u003e\u003cbr\u003eNOTE:This Golden Eagle Complete Full Metal Upper Receiver is ONLY compatible with Full Metal Golden Eagle Lower Receivers. It is not compatible with Polymer Golden Eagle Lower Receivers.\u003c\/p\u003e\u003cp\u003eIn the Box\u003cbr\u003eSpecifications:\u003cbr\u003eConstruction Full Metal\u003cbr\u003eCompatibility Fits Golden Eagle Full Metal Lower Receivers\u003cbr\u003eInner Barrel Diameter 6.05mm\u003cbr\u003eBarrel Length 13.5\" in.\u003cbr\u003eHop-Up Metal One Piece Adjustable\u003cbr\u003eOverall Length 21\" in.\u003cbr\u003eWeight 1.93 lbs\u003cbr\u003eColor Black\u003cbr\u003e\u003cbr\u003eCalifornia Proposition 65 Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov\u003c\/p\u003e","brand":"Golden Eagle","offers":[{"title":"Default Title","offer_id":53874110103918,"sku":"GE-MB-38","price":65.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0899\/9524\/7982\/files\/pd-12104-1200x800-1-1200x1200.jpg?v=1780546529","url":"https:\/\/store.xtremeairsoft.net\/products\/golden-eagle-basic-m4-full-metal-upper-receiver-black","provider":"XTREME Airsoft Superstore","version":"1.0","type":"link"}