MDT AICS 5rd Extended Magazine 300 Win Mag Long Action Black Steel

The MDT AICS 102143BLK magazine delivers reliable feeding for 300 Winchester Magnum rifles with its extended 5-round capacity and precision-engineered steel construction. This long action magazine accommodates cartridges up to 3.715 inches in length, providing shooters with enhanced ammunition capacity without compromising reliability.

What Makes This Different

Unlike standard 3-round magazines, this extended design increases capacity by 67% while maintaining the proven AICS platform compatibility. The steel construction offers superior durability compared to polymer alternatives, with precise tolerances that ensure consistent cartridge presentation. The 3.715-inch internal length accommodates various 300 Win Mag loads including heavy match bullets seated to optimal lengths.

Key Features

• 5-round capacity increases ammunition availability for extended shooting sessions
• 3.715-inch internal length accommodates long 300 Winchester Magnum cartridges
• Steel construction provides enhanced durability and dimensional stability
• AICS pattern compatibility fits most modern precision rifle chassis systems
• Black finish resists corrosion and provides low-visibility appearance
• Extended body design maintains reliable feeding geometry
• Precision-machined follower ensures smooth cartridge advancement

This magazine excels in long-range precision shooting where cartridge capacity matters. The steel construction withstands repeated loading cycles and harsh field conditions without deformation. Hunters appreciate the additional capacity for follow-up shots on large game, while competitive shooters benefit from reduced reloading frequency during matches. The extended length accommodates handloaded cartridges with heavy bullets seated to optimal depths for maximum accuracy.

Technical Specs

• Capacity: 5 rounds
• Cartridge: 300 Winchester Magnum
• Internal length: 3.715 inches
• Action type: Long action
• Material: Steel construction
• Finish: Black
• Compatibility: AICS pattern rifle systems
• Model: 102143BLK

This magazine represents a practical upgrade for shooters requiring additional capacity without sacrificing the proven AICS reliability. The steel construction ensures long-term performance under demanding conditions. Professional shooters and serious hunters will find the extended capacity and robust construction deliver the performance advantages needed for critical applications.