- MANUFACTURER: American Tactical Inc
- FAMILY: Milsport Series
- MODEL: Milsport
- TYPE: Semi-Auto Pistol
- ACTION: Semi-Auto
- CALIBER/GAUGE: 450 Bushmaster
- FINISH: Matte Black
- FINISH TYPE: Blued
- STOCK/GRIPS: A2 Furniture
- BARREL: 16"
- RATE-OF-TWIST: 1-in-24"
- CAPACITY: 5 + 1
- # OF MAGAZINES: 1
- MAG DESCRIPTION: 5 rd.
- SIGHTS: No Sights
- SIGHT TYPE: None
- THREAD PATTERN: 5/8x24
- SPECIAL FEATURE: Threaded Barrel
- SHIPPING WEIGHT: 8.75 lbs.
- SAFETY FEATURES: 2 Position Thumb Safety
- RECEIVER: Aluminum
- ADDL INFO: Flat Top Receiver
- ADDL INFO: 15" Keymod Hand Guard
- MFG MODEL NO: ATIG15MS450BM
- UPC: 819644021643
- FFL: Yes
- Caliber: .450 BUSHMASTER