The MDT Long Action 3.715 Metal Magazine (MPN 102143BLK) holds 5 rounds of .300 Winchester Magnum and is machined from steel with a Cerakote Elite finish.

Key Specifications

• Holds 5 rounds of .300 Winchester Magnum.
• Sized for long-action (LA 3.715) rifles and chassis.
• Machined from high-strength steel.
• Finished with Cerakote Elite for durability and corrosion resistance.
• Carries MDT’s AICS Magazine model designation.
• Finished in black.
• Classified by MDT as a Magazine.
• Manufactured by MDT.
• Sized to handle .300 Winchester Magnum’s long overall cartridge length in a slightly longer action than MDT’s LA 3.56 version.

Frequently Asked Questions

What’s the difference between this and MDT’s LA 3.56 version? This magazine is sized for a longer, 3.715-inch action length rather than 3.56 inches — confirm your chassis’s action length before ordering.

What is this magazine made of? It’s machined from high-strength steel and finished with Cerakote Elite for durability and corrosion resistance.

Buy the MDT Long Action 3.715 5-Round .300 Win Mag Metal Magazine, Black

Order from a Lubbock, TX gun shop on the MDT Long Action 3.715 5-Round .300 Win Mag Metal Magazine, Black from MDT, part of our Rifle Magazines selection. Add a magnum-length spare to your .300 Winchester Magnum precision rifle.