{"product_id":"30mm-1-inch-scope-ring-adapter-picatinny-rail-bubble-level-barrel-clamp-mount","title":"30mm \/ 1\" Scope Ring Adapter with Picatinny Rail \u0026 Bubble Level | Barrel Clamp Mount for Rifle Scope, Laser \u0026 Flashlight","description":"\u003cp\u003eLevel your optic perfectly, every time. This 30mm\/1\" barrel clamp adapter adds a 4-slot Picatinny rail section and a built-in bubble level — so you can mount accessories and confirm alignment in one glance, without extra tools.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e【6061 Aircraft Aluminum Construction】\u003c\/strong\u003e Precision-machined from premium 6061 aircraft aluminum for a lightweight yet rigid build. Handles recoil reliably while keeping your zero intact.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e【30mm \u0026amp; 1\" Dual Compatibility】\u003c\/strong\u003e Single Weaver-style adapter fits both 30mm and 1\" (25.4mm) scope tubes. Versatile enough for most rifle scope setups without additional adapters.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e【4-Slot Picatinny\/Weaver Rail】\u003c\/strong\u003e Integrated 4-slot rail section lets you attach red dot sights, laser sights, flashlights, and other tactical accessories directly to the barrel clamp.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e【Built-In Bubble Level】\u003c\/strong\u003e Onboard bubble level ensures your scope is perfectly level at a glance. Simplifies bore and reticle alignment during setup — no separate leveling tools needed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e【Package Includes】\u003c\/strong\u003e 1× Barrel Clamp Mount with Picatinny Rail \u0026amp; Bubble Level\u003c\/p\u003e","brand":"Castellan","offers":[{"title":"Default Title","offer_id":43498838196287,"sku":"ME5032","price":3.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2876\/5247\/files\/230.jpg?v=1783416661","url":"https:\/\/www.castellan.cn\/products\/30mm-1-inch-scope-ring-adapter-picatinny-rail-bubble-level-barrel-clamp-mount","provider":"Castellan","version":"1.0","type":"link"}