The Barrett M99 in .50 BMG (brand part no. 19945) is a single-shot precision rifle finished in Black, built around a 32-inch fluted barrel with a 1-in-15-inch twist for extreme long-range shooting. Barrett pairs the M99 with a Mark 4HD scope base for mounting high-magnification optics. Among rifles in the semi-auto rifles category, the M99 is a single-shot build for shooters who want maximum velocity from an extended .50 BMG barrel.

Key Specifications

• Chambered in .50 BMG.
• Rate of twist is 1-in-15 inches.
• Operates as a single-shot rifle, not semi-automatic.
• Features a 32-inch fluted barrel.
• Fitted with a Mark 4HD scope base.
• Ships at approximately 58.4 pounds.
• Finished in Black.
• Fitted with a 3-port muzzle brake that vents gas to the sides to cut felt recoil on this .50 BMG platform.
• Built on a one-piece aluminum-extrusion receiver paired with a match-grade trigger for repeatable long-range accuracy.

Frequently Asked Questions

Is this rifle semi-automatic? No, the M99 is a single-shot rifle.

Why is the barrel 32 inches? The extended length maximizes velocity from the .50 BMG cartridge for extreme long-range shooting.

Buy the Barrett M99 .50 BMG

Maximum velocity from an extended .50 BMG barrel is exactly what the M99 delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.