{"product_id":"je-machine-tech-ar-15-upper-receiver-with-4-inch-rail-black-aluminum-ps-223mlk4kblk-f-nar","title":"JE Machine Tech AR-15 Upper Receiver with 4-Inch Rail, Black Aluminum, PS-223MLK4KBLK-F-NAR","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\u003cp\u003eThe JE Machine Tech PS-223MLK4KBLK-F-NAR is a lightweight AR-15 upper receiver component designed for shooters seeking a compact setup with added rail space. Built from aluminum and finished in black, this upper receiver features a 4-inch rail that supports a streamlined profile while maintaining strength and durability. Its minimal-length design makes it a practical choice for firearm customization, upgrades, and compact AR-platform builds.\u003c\/p\u003e\u003ch2\u003eProduct Highlights\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLightweight AR-15 upper receiver component with a compact 4-inch rail for streamlined builds\u003c\/li\u003e\n\u003cli\u003eDurable aluminum construction helps balance strength, corrosion resistance, and reduced weight\u003c\/li\u003e\n\u003cli\u003eBlack finish delivers a clean tactical appearance and added surface protection\u003c\/li\u003e\n\u003cli\u003eDesigned for AR-15 platform customization and performance-focused upgrade applications\u003c\/li\u003e\n\u003cli\u003eMinimal rail length supports maneuverability in tight, compact firearm configurations\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eProduct Type: Upper Receiver\u003c\/li\u003e\n\u003cli\u003ePlatform: AR-15\u003c\/li\u003e\n\u003cli\u003eRail Length: 4 inches\u003c\/li\u003e\n\u003cli\u003eMaterial: Aluminum\u003c\/li\u003e\n\u003cli\u003eFinish: Black\u003c\/li\u003e\n\u003cli\u003eColor: Black\u003c\/li\u003e\n\u003cli\u003eDimensions: 4.80 in D x 2.70 in W x 2.50 in H\u003c\/li\u003e\n\u003cli\u003eUPC: 811577036824\u003c\/li\u003e\n\u003cli\u003eMPN: PS-223MLK4KBLK-F-NAR\u003c\/li\u003e\n\u003cli\u003eBrand Name: JE MACHINE TECH\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eDisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.\u003c\/em\u003e\u003c\/p\u003e","brand":"JE MACHINE TECH","offers":[{"title":"Default Title","offer_id":44193707851898,"sku":"201094","price":49.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1679\/0365\/files\/2b41bca4f3376f095d73371114a949ae.png?v=1787451027","url":"https:\/\/tlooutdoors.com\/products\/je-machine-tech-ar-15-upper-receiver-with-4-inch-rail-black-aluminum-ps-223mlk4kblk-f-nar","provider":"TLO Outdoors","version":"1.0","type":"link"}