{"product_id":"chiappa-firearms-m4-22-gen-ii-pro-22-lr-16-upper-includes-2-28-rd-mags","title":"Chiappa Firearms M4-22 Gen II Pro 22 LR 16\" Upper - Includes 2 28-Rd Mags","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eChiappa M4-22 Gen II Pro Upper\u003c\/span\u003e\u003c\/strong\u003e is a \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e22 LR\u003c\/span\u003e\u003c\/strong\u003e complete upper assembly engineered to drop onto any \u003cstrong\u003eMIL-SPEC lower receiver\u003c\/strong\u003e, giving shooters a low-recoil rimfire companion for training, plinking, and hunting. This upper is built around a \u003cstrong\u003e16\" heavy-contour steel barrel\u003c\/strong\u003e finished in \u003cstrong\u003eblack parkerized\u003c\/strong\u003e for corrosion resistance and long service life, paired with an \u003cstrong\u003eA3-style polymer receiver\u003c\/strong\u003e in matte black that keeps weight down while preserving familiar AR-style ergonomics.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe barrel is chambered in \u003cstrong\u003e22 LR\u003c\/strong\u003e with a \u003cstrong\u003e1:16\" twist\u003c\/strong\u003e rate well suited to standard and high-velocity rimfire ammunition. A \u003cstrong\u003e7.80\" quad Picatinny rail handguard\u003c\/strong\u003e in black provides ample real estate for red dots, magnifiers, lights, and lasers, and the upper ships \u003cstrong\u003eoptic ready\u003c\/strong\u003e with no iron sights installed, letting the shooter mount their preferred optic directly to the rail. \u003cstrong\u003eMIL-SPEC compatibility\u003c\/strong\u003e means this upper mates with standard AR-15 lower receivers, allowing quick conversion between rimfire and centerfire configurations on a single registered lower.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe package includes \u003cstrong\u003etwo 28-round magazines\u003c\/strong\u003e, so you can load up and get right to plinking or training right out of the box. Listed for \u003cstrong\u003ehunting and target\u003c\/strong\u003e use, the M4-22 Gen II Pro Upper delivers a versatile rimfire solution in a familiar form factor that shares controls and manual of arms with the AR platform.\u003c\/span\u003e\u003c\/p\u003e","brand":"Chiappa Firearms","offers":[{"title":"Default Title","offer_id":55102379589954,"sku":"88290","price":307.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_2650d6d2-1ab2-438e-a93a-a7d72b3b860d.png?v=1784792981","url":"https:\/\/centerfiresystems.com\/products\/chiappa-firearms-m4-22-gen-ii-pro-22-lr-16-upper-includes-2-28-rd-mags","provider":"Centerfire Systems","version":"1.0","type":"link"}