{"product_id":"weaver-mounts-top-mount-base-63b-black-aluminum-marlin-mossberg-western-field","title":"Weaver Mounts Top Mount Base 63B Black Aluminum Marlin\/Mossberg\/Western Field","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eWeaver Mounts Top Mount Base 63B\u003c\/span\u003e\u003c\/strong\u003e is a rugged \u003cstrong\u003e1-piece scope base\u003c\/strong\u003e machined from \u003cstrong\u003eblack aluminum\u003c\/strong\u003e and built to provide a rock-solid mounting platform for Weaver-style rings on a selection of classic rifles. Cut to the tight tolerances Weaver is known for, this \u003cstrong\u003eSeries 63B\u003c\/strong\u003e base features the signature \u003cstrong\u003ecross-lock design\u003c\/strong\u003e that locks rings in place and resists shift under heavy recoil.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe 63B base is specifically contoured to fit select \u003cstrong\u003eMarlin\u003c\/strong\u003e lever-action rifles (including the 336, 1894, 1895, and Models 9 and 45), the \u003cstrong\u003eMossberg 640\u003c\/strong\u003e, and the \u003cstrong\u003eWestern Field 740\u003c\/strong\u003e. It mounts directly to the receiver and can be used as either a front or rear base depending on the firearm and optic setup, keeping the optic close to the bore for a consistent cheek weld and a natural sight picture.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eCompatible with all \u003cstrong\u003eWeaver-style cross-slot rings\u003c\/strong\u003e (rings sold separately), this aluminum base delivers maximum strength without unnecessary weight. \u003cstrong\u003eCustom hardened fastening screws\u003c\/strong\u003e are included for installation right out of the package.\u003c\/span\u003e\u003c\/p\u003e","brand":"Weaver Mounts","offers":[{"title":"Default Title","offer_id":55001790775618,"sku":"64781","price":11.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_db01a4f6-b498-4d04-af5a-618519f9c946.png?v=1784511972","url":"https:\/\/centerfiresystems.com\/products\/weaver-mounts-top-mount-base-63b-black-aluminum-marlin-mossberg-western-field","provider":"Centerfire Systems","version":"1.0","type":"link"}