Accuracy International MK13 Mod 7 .300 Win Mag 26″ Bolt Action Sniper Rifle
SOLD FOR: $9,625.00
LSB#: WY250418ML016
Make: Remington / Accuracy International / Naval Surface Warfare Center
Model: MK13 Mod 7
Serial Number: MKA01671
Year of Manufacture: Modern
Caliber: .300 Winchester Magnum
Action Type: Bolt Action, Internal Magazine Fed
Markings: The left side of the receiver is roll-marked “MK13 300WM SPR, LLC GARLAND, TX.” A label affixed to the receiver reads “MFR 61JB6 PN MK1300 SN MKA01671”. The bottom of the bolt handle has a matching serial number. The chassis is marked “ACCURACY INTERNATIONAL AX AICS” on the right side of the forend, and “ACCURACY INTERNATIONAL / AI / ENGLAND” above the trigger on both sides.
Barrel Length: 26″ Heavy Profile, Threaded Muzzle with SureFire 4 Prong Flash Hider
Sights / Optics: There are no iron sights. A full-length 20 MOA Picatinny rail is integral to the receiver and handguard for mounting optics.
Stock Configuration & Condition: The rifle is fitted into a tan Accuracy International AX AICS folding chassis system with a fully adjustable buttstock, cheekpiece, and length of pull. The pistol grip is contoured for precision shooting. The condition is Excellent, with minor handling marks but no major defects. The chassis has a folding hinge, QD sling points, and integral rail sections. A bipod is mounted on the forend.
Type of Finish: Tan Cerakote Chassis with Matte Black Receiver and Stainless Barrel
Finish Originality: Original
Bore Condition: The bore is bright, the rifling is sharp. There is no visible erosion or fouling. In this writer’s opinion, the bore rates 10/10.
Overall Condition: This rifle retains about 99% of its metal finish. There are only faint handling marks on the chassis. The bolt body and lugs are clean, and the folding stock locks up solid. The screw heads are sharp, and all markings are clear. Overall, this rifle rates in about Excellent condition.
Mechanics: The action functions correctly. The bolt cycles smoothly and locks up solid. The trigger breaks cleanly. The folding stock mechanism is tight and secure. As with all used firearms, a thorough cleaning may be necessary to meet your maintenance requirements.
Our Assessment: This MK13 Mod 7 sniper rifle represents one of the most accurate and capable long-range weapon systems ever fielded by the United States military. Developed for SOCOM by Naval Surface Warfare Center Crane Division, the MK13 Mod 7 mates the proven Remington 700 long action with a match-grade .300 Winchester Magnum barrel and Accuracy International’s AX chassis, resulting in a precision tool built for extreme distance engagement.
Chambered in .300 Win Mag, the rifle offers significantly increased effective range and terminal performance compared to the standard .308 M40 platform. The AX chassis features modular adjustability, M-LOK slots, and a full-length Picatinny rail, making it fully adaptable to any precision optics or accessories the shooter prefers. Its adjustable stock and folding capability also make it ideal for deployment or storage in confined spaces.
Whether you’re a long-range shooting enthusiast, a collector of military sniper rifles, or someone seeking a highly refined bolt gun with pedigree, this MK13 Mod 7 is a top-tier piece. It’s a battle-proven design that continues to serve elite units, and now it can serve in your precision rifle lineup. Please see our photos and good luck on your bid! – L.S.
