{"product_id":"rifleblok-556","title":"RifleBlok 556","description":"\u003c!-- Internal: Source=CCI (4301 S Federal Blvd Ste 108, Sheridan CO 80110). Dealer cost $12.40\/unit. Order# Dealer-2793, invoice date 8\/5\/2026, received 8\/7\/2026. UPC\/MPN not provided on packing slip. Manufacturer: Blok Safety Systems LLC. Current sell price $21.99 carried over from mislabeled variant on BarrelBlok listing (SKU barrelblok-556) --\u003e\n\u003cp\u003eRifleBlok brings the same simplicity and training realism as BarrelBlok to rifles and carbines. It inserts through the open ejection port into the barrel and chamber, rendering your rifle safe for dry-fire practice without disassembly. A high-visibility tip protrudes from the muzzle so everyone can see the firearm is inert.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInserts through the open ejection port — no disassembly required\u003c\/li\u003e\n\u003cli\u003eHigh-visibility tip protrudes from the muzzle as a clear visual safety indicator; trim to desired length (recommended ~4\")\u003c\/li\u003e\n\u003cli\u003eFits barrels up to 21\" long\u003c\/li\u003e\n\u003cli\u003eRear strike face protects the free-floating firing pin during dry-fire drills\u003c\/li\u003e\n\u003cli\u003eExtractor ramp creates an out-of-battery indicator, engaging the extractor to simulate a rifle that isn't fully charged — realistic training for use of the forward assist\u003c\/li\u003e\n\u003cli\u003eIncludes 3 MagBlok 556 magazine inserts — fits most AR-style magazines and prevents the bolt carrier from locking to the rear on an \"empty\" mag\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompatible caliber: .223 Remington \/ 5.56 NATO\u003c\/li\u003e\n\u003cli\u003eBarrel length fit: up to 21\" (trim to length)\u003c\/li\u003e\n\u003cli\u003eMaterial: durable composite, safe for firearm finish\u003c\/li\u003e\n\u003cli\u003eFit: universal across AR-platform rifles\/carbines chambered in .223\/5.56\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's in the Box\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1x RifleBlok\u003c\/li\u003e\n\u003cli\u003e3x MagBlok 556 magazine inserts\u003c\/li\u003e\n\u003cli\u003eInstruction booklet\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CCI","offers":[{"title":"Default","offer_id":44043971821681,"sku":"rifleblok-556","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/7943\/3329\/files\/85003292439.jpg?v=1786985724","url":"https:\/\/safefirearmsales.com\/products\/rifleblok-556","provider":"SAFE Firearm Sales, LLC","version":"1.0","type":"link"}