MILSIG M17 MATS Stock

Restore or maintain your MILSIG M17 with the Official Replacement MATS Stock. As the standard stock included with M17 markers, the MATS (MILSIG Air Tank Stock) system is engineered to house 13ci HPA cylinders completely inside the stock guide, offering a seamless, hose-free MagFed experience without the need for a remote line.

Whether you are replacing a worn component or keeping a backup in your gear bag, this genuine MILSIG replacement part guarantees 100% factory fitment, rock-solid lockup, and maximum durability.

Key Features

• Genuine Factory Replacement: Original MILSIG component designed specifically for the M17 marker line.

• Integrated Air System: Encloses standard 13ci (2-inch diameter) HPA tanks directly inside the stock guide.

• Direct Drop-In Fit: Fits seamlessly onto standard M17 rear mounting points without modification.

• Ergonomic Cheek Weld: Provides ideal alignment for sights and optics while maintaining a comfortable length-of-pull.

• Field-Tested Durability: Constructed from high-impact composite and aluminum to withstand intense tactical play.

Specifications

• Compatibility: MILSIG M17 Series (CQC, PMC, SMG, Valken A2, M5)

• Tank Compatibility: Standard 13ci / 0.2L HPA cylinders (~50 mm / 2" diameter)

• Material: Heavy-duty reinforced polymer & aluminum guide bar

• Color: Matte Black

Package Includes

• 1x Replacement MILSIG MATS Stock Assembly

Note: HPA Air cylinder is sold separately.