{"product_id":"santan-pillar-lt-upper-receiver","title":"San Tan Tactical Pillar LT Upper Receiver – AR-15 Platform","description":"\u003cp\u003eThe San Tan Tactical Pillar LT Upper Receiver is a precision-machined AR-15 upper receiver designed for shooters building custom rifles with a focus on weight reduction without sacrificing structural integrity. This stripped upper features San Tan's signature Pillar design with strategically placed lightening cuts that remove material where it's not needed while maintaining full mil-spec compatibility with standard AR-15 lower receivers and components.\u003c\/p\u003e\u003cp\u003eMachined from 7075-T6 aluminum and finished with a hardcoat Type III anodizing, this upper receiver includes a brass deflector and forward assist serrations. The receiver accepts standard barrel nuts, charging handles, and bolt carrier groups. The indexed upper surface ensures proper alignment with optics and rail systems. This is a stripped upper receiver—barrel, handguard, and internal components are not included and must be purchased separately.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlatform:\u003c\/strong\u003e AR-15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 7075-T6 Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Type III Hardcoat Anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Pillar LT with Lightening Cuts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Mil-Spec AR-15 Lower Receivers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Stripped Upper Receiver Only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Requires Barrel, Handguard, BCG, and Charging Handle (Sold Separately)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"San Tan Tactical","offers":[{"title":"Default Title","offer_id":47939735617791,"sku":"STT15LTPILLARUPPER","price":210.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/1338380.jpg?v=1766546363","url":"https:\/\/doublestackstore.com\/products\/santan-pillar-lt-upper-receiver","provider":"Double Stack Store","version":"1.0","type":"link"}