{"product_id":"trinity-mossberg-500-590-shell-holder-rail-combo","title":"TRINITY Aluminum Shell Holder and Picatinny Rail Mount Combo for Mossberg 500 590 12 Gauge 6 Round Carrier","description":"\u003cp data-start=\"280\" data-end=\"600\"\u003eUpgrade your setup with the TRINITY Aluminum Shell Holder and Picatinny Rail Mount Combo, designed for durability, versatility, and improved performance. Built for compatibility with Mossberg 500 and 590 platforms, this all-in-one kit provides both a secure optics mounting solution and convenient onboard shell storage.\u003c\/p\u003e\n\u003cp data-start=\"602\" data-end=\"879\"\u003eThe aluminum shell holder securely holds up to 6 rounds of 12 gauge ammunition, with a modular two-piece design that allows configuration for 4 or 6 shells. The dovetail slot system ensures a secure fit, while the black anodized finish adds durability and corrosion resistance.\u003c\/p\u003e\n\u003cp data-start=\"881\" data-end=\"1213\"\u003eThe included Picatinny rail mount is precision-machined from aircraft-grade aluminum and installs directly onto factory pre-drilled receiver holes using included hardware. Its low-profile design includes a see-through channel, allowing continued use of the front bead sight while mounting optics such as scopes, red dots, or lasers.\u003c\/p\u003e\n\u003cp data-start=\"1215\" data-end=\"1354\"\u003eEngineered for strength and reliability, this TRINITY combo delivers a practical upgrade for hunting, range use, and tactical applications.\u003c\/p\u003e\n\u003chr data-start=\"1356\" data-end=\"1359\"\u003e\n\u003ch3 data-section-id=\"pm8yra\" data-start=\"1361\" data-end=\"1381\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1365\" data-end=\"1381\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1383\" data-end=\"2115\"\u003e\n\u003cli data-section-id=\"fifusn\" data-start=\"1383\" data-end=\"1490\"\u003e\n\u003cstrong data-start=\"1385\" data-end=\"1407\"\u003eCOMPLETE COMBO KIT\u003c\/strong\u003e – Includes aluminum shell holder and Picatinny rail mount for full functionality\u003c\/li\u003e\n\u003cli data-section-id=\"1q20rr3\" data-start=\"1491\" data-end=\"1575\"\u003e\n\u003cstrong data-start=\"1493\" data-end=\"1516\"\u003eHOLDS 4 OR 6 SHELLS\u003c\/strong\u003e – Modular two-piece design allows flexible configuration\u003c\/li\u003e\n\u003cli data-section-id=\"o9qhey\" data-start=\"1576\" data-end=\"1677\"\u003e\n\u003cstrong data-start=\"1578\" data-end=\"1614\"\u003eCOMPATIBLE WITH MOSSBERG 500\/590\u003c\/strong\u003e – Designed to fit models with factory drilled receiver holes\u003c\/li\u003e\n\u003cli data-section-id=\"x88lbr\" data-start=\"1678\" data-end=\"1767\"\u003e\n\u003cstrong data-start=\"1680\" data-end=\"1706\"\u003ePICATINNY\/WEAVER READY\u003c\/strong\u003e – Supports scopes, red dots, lasers, and other accessories\u003c\/li\u003e\n\u003cli data-section-id=\"14qdv2o\" data-start=\"1768\" data-end=\"1858\"\u003e\n\u003cstrong data-start=\"1770\" data-end=\"1797\"\u003eSEE-THROUGH RAIL DESIGN\u003c\/strong\u003e – Maintains use of front bead sight while optic is mounted\u003c\/li\u003e\n\u003cli data-section-id=\"1u2amoh\" data-start=\"1859\" data-end=\"1949\"\u003e\n\u003cstrong data-start=\"1861\" data-end=\"1894\"\u003eDURABLE ALUMINUM CONSTRUCTION\u003c\/strong\u003e – Lightweight, strong, and corrosion-resistant build\u003c\/li\u003e\n\u003cli data-section-id=\"ws78xr\" data-start=\"1950\" data-end=\"2042\"\u003e\n\u003cstrong data-start=\"1952\" data-end=\"1975\"\u003eSECURE INSTALLATION\u003c\/strong\u003e – Mount installs with included screws, no modifications required\u003c\/li\u003e\n\u003cli data-section-id=\"9xbb3j\" data-start=\"2043\" data-end=\"2115\"\u003e\n\u003cstrong data-start=\"2045\" data-end=\"2067\"\u003eLOW PROFILE DESIGN\u003c\/strong\u003e – Adds functionality without unnecessary bulk\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"TRINITY","offers":[{"title":"Default Title","offer_id":42359622860960,"sku":"1270","price":39.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0614\/4193\/3472\/files\/trinity-aluminum-shell-holder-with-base-mount-combo-for-mossberg-500-12-gauge-809234.jpg?v=1715749782","url":"https:\/\/www.trinitysupply.com\/products\/trinity-mossberg-500-590-shell-holder-rail-combo","provider":"TRINITY SUPPLY INC","version":"1.0","type":"link"}