RIFLE: RADICAL FIREARMS, MODEL: RF-15, SERIAL NUMBER: 2-004282, ACTION: SEMI-AUTOMATIC (DIRECT GAS IMPINGMENT), CALIBER: 5.56 NATO, BARREL: 16" WITH 1/7 TWIST RATE, INCLUDES 1 MAGAZINE AND ONLY WHAT IS PICTURED, NO SURFACE RUST Notes: RIFLE: RADICAL FIREARMS MODEL: RF-15 SERIAL NUMBER: 2-004282 ACTION: SEMI-AUTOMATIC (DIRECT GAS IMPINGMENT) CALIBER: 5.56 NATO BARREL: 16" WITH 1/7 TWIST RATE OVERALL LENGTH: 36.25", COLLAPSED LENGTH: 33.0" INCLUDES 1 MAGAZINE AND ONLY WHAT IS PICTURED NO SURFACE RUST