Radical Firearms FP 10.5 HBAR 7.62×39 10.5in 10rd

About this product

The Radical Firearms FP 10.5 is an AR-style pistol built around a 10.5″ HBAR-contour barrel chambered for 7.62x39mm. It combines forged 7075 T6 upper and lower receivers with a 10″ free-float M-LOK handguard and a pistol-length gas system for a compact, accessory-ready configuration. The pistol ships with a 10-round magazine and a pistol tube buffer system to maintain a compact footprint. Components and finishes specified by the manufacturer emphasize durability and corrosion resistance for range use and compact-platform applications.

Key Specifications

• The barrel measures 10.5 inches and uses an HBAR contour for a balance of rigidity and weight.
• The pistol is chambered in 7.62x39mm for compatibility with that cartridge family.
• Magazine capacity is 10 rounds as supplied.
• The barrel is made from 4140 chrome moly vanadium steel.
• The barrel finish is Melonite for enhanced surface durability.
• The barrel thread pitch is 5/8×24 for compatible muzzle devices.
• The gas system is pistol-length to match the shorter barrel configuration.
• The muzzle device is an A2 flash hider as provided.
• Both upper and lower receivers are forged 7075 T6 aluminum with Type III anodized finish on the upper.
• The handguard is a 10-inch free-float M-LOK thin rail for accessory mounting and heat management.

This Radical Firearms FP 10.5 HBAR pistol offers a durable, compact AR platform with a stout HBAR contour barrel and forged receivers for reliable service at the range. Its free-float M-LOK handguard and pistol-length gas system give a practical balance of control and modularity for short-barrel applications, while the Melonite finish and robust materials support long-term durability. For anyone who needs a compact AR-format pistol built from forged components and a service-minded parts set, this model presents a straightforward, well-specified option.

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