RIFLE: ANDERSON MANUFACTURING, MODEL: AM-15, SERIAL NUMBER: 20374495, ACTION: SEMI-AUTO, CALIBER: .223 WYLDE, BARREL LENGTH: 18", NO MAGAZINE, ONLY INCLUDES WHAT IS PICTURED, NO RUST Notes: RIFLE: ANDERSON MANUFACTURING MODEL: AM-15 SERIAL NUMBER: 20374495 ACTION: SEMI-AUTO (DIRECT GAS IMPINGMENT) CALIBER: .223 WYLDE BARREL: 18" STAINLESS, 1/7 TWIST RATE NO MAGAZINE, ONLY INCLUDES WHAT IS PICTURED NO RUST