Vortex Bronze HM Defense HM50B .50 BMG Bolt Rifle & Case, New Old Stock
SOLD FOR: $3,625.00
LSB#: WY240301MP006
Make: HM Defense
Model: HM50B
Serial Number: SW00014
Year of Manufacture: Modern
Caliber: .50 BMG
Action Type: Bolt Action, Fed By Detachable Magazines.
Markings: The left side of the receiver is marked, “HM DEFENSE MT. ORAB U.S.A. MODEL HM50B SERIAL# SW00014 CALIBER .50 BMG”. The sides of the selector are marked, “SAFE / FIRE”. The upper is marked with the HM logo. The barrel is marked, “.50 BMG 1/15”.
Barrel Length: 29″, 31 3/4” with the 3-Chamber Muzzle Brake.
Sights / Optics: The top of the receiver and extension have full length picatinny rail.
Stock Configuration & Condition: This rifle has an AR-15 style buffer extension with a magpul PRS stock and a rubberized finger groove pistol grip. There is no notable wear. The LOP is 13 ½” from the front of the trigger to the back of the buttpad. Overall the stock is in Excellent Condition.
Magazine Quantity & Condition: 1x 10rd HM .50 BMG Magazine.
Type of Finish: Vortex Bronze
Finish Originality: Original
Bore Condition: The bore is bright and the rifling is sharp. There is no visible erosion in the bore. In this writer’s opinion the bore rates 10/10 and appears unfired outside of the factory.
Overall Condition: The rifle retains about 100% of its metal finish. This rifle is new-old stock. The screw heads are sharp and the pins are undamaged. The markings are clear. Overall this rifle is in Very Good Condition.
Mechanics: The action functions correctly. We did not fire this rifle. This rifle is New Old Stock.
Box, Paperwork & Accessories: Original cardboard box, padded hard case, 1x 10rd magazine, paperwork/stickers, Accutac HD50 Bipod.
Our Assessment: The HM Defense HM50B is a purpose-built bolt-action rifle chambered in the formidable .50 BMG, designed for extreme long-range precision and anti-materiel applications. Featuring a monolithic upper and a solid 29-inch barrel (extended to 31 3/4 inches with the included 3-chamber muzzle brake), the HM50B combines the strength, modularity, and ruggedness required to handle the immense pressures of the .50 BMG cartridge. Finished in an attractive Vortex Bronze Cerakote, this rifle not only offers high performance but also a distinctive, durable aesthetic. Outfitted with a Magpul PRS stock, a finger-groove pistol grip, and a top Picatinny rail, it is ready for serious optics and field deployment. This example is New Old Stock and remains in outstanding overall condition, showing no signs of field use or abuse. The bore is bright with sharp rifling and no visible erosion, and the action is tight and smooth, consistent with a factory-new firearm. Included with the rifle are a 10-round HM Defense .50 BMG magazine, the original padded hard case, the cardboard shipping box, paperwork, stickers, and a high-end Accutac HD50 bipod—everything needed to complete a professional long-range setup.
Whether you’re an enthusiast of extreme-range shooting, a collector of precision-built modern rifles, or seeking a serious anti-materiel platform, this HM Defense HM50B represents an outstanding opportunity. With its powerful chambering, premium components, and New Old Stock condition, it is ready for both display and deployment. This rifle blends top-tier American craftsmanship with cutting-edge materials to deliver unparalleled performance in the .50 BMG class. -R.E.
