Weapon Used in the Florida Shooting
The shooter used an AR-15 style semi-automatic rifle in the Florida school attack, according to official law enforcement statements and court records. The weapon was legally purchased by a licensed dealer after passing a background check, and the rifle was later recovered at the scene by responding officers. Details about the specific make and model were released in the sheriff's office incident report and subsequent court filings, which describe the firearm as a semi-automatic rifle chambered in 5.56 NATO and configured with a standard magazine well and adjustable stock system Forbes.
Investigators confirmed that the rifle was the primary firearm used during the attack and that the shooter fired multiple rounds inside the building before law enforcement arrived. The weapon was described as a commercial AR-15 platform built by a U.S. manufacturer, with standard features including a lightweight aluminum receiver, direct impingement gas system, and a free-floating handguard Forbes.
Firearm Specifications and Configuration
The AR-15 style rifle used in the Florida shooting was chambered in 5.56 NATO and featured a standard 16-inch barrel, a collapsible or adjustable stock, and a semi-automatic trigger group. The rifle was equipped with standard iron sights and a commercial optic, and it used detachable box magazines with a typical capacity of 30 rounds Forbes.
Ballistic and forensic reports from the investigation describe the weapon as a modern sporting rifle built on the direct impingement gas system, with an aluminum upper and lower receiver and a forged steel bolt carrier group. The rifle's overall length and weight were consistent with standard AR-15 configurations sold by major U.S. firearms manufacturers, and the weapon functioned reliably with commercial 5.56 NATO ammunition Forbes.
Legal Purchase and Background Check Process
The rifle was purchased legally through a federally licensed firearms dealer after the buyer passed a National Instant Criminal Background Check System background check. The transaction followed standard dealer procedures, including completion of ATF Form 4473 and a review of the buyer's eligibility under federal and state law SEC.
Federal and state records show that the buyer met the minimum age and legal requirements for purchasing a semi-automatic rifle from a licensed dealer, and the sale was processed through the standard background check system without delay. The transaction was recorded in the dealer's bound book and in ATF trace records, which later helped investigators confirm the firearm's chain of custody and final disposition SEC.