Radical Firearms FP7.5 pistol chambered in .223 REM/5.56 NATO with a 7.5″ barrel, Magpul BTR pistol brace, M-LOK handguard, and 30+1 capacity.
The Radical Firearms FP7.5 (RF-15) is a compact AR-style pistol built on MIL-STD upper and lower receivers with a 7.50″ barrel and Magpul BTR pistol brace. It ships with a 30-round magazine, M-LOK handguard, Magpul grip, and a Picatinny rail for accessory mounting. For a reliable, budget-conscious optic that pairs well with this platform, consider a Trijicon MRO or a Holosun 510C — both provide robust performance for under $1,000.
Applications: range training and competition/practical shooting.
Product Specifications
The barrel measures 7.50 inches for compact handling and maneuverability.
The caliber is listed as .223 REM/5.56 NATO.
The stated capacity is 30 + 1 rounds.
The rifle uses a semi-auto action.
The included brace is a Magpul BTR pistol brace.
The handguard features M-LOK attachment points for accessories.
The grip material is black polymer.
The finish on the receiver is anodized in black.
The barrel twist is listed as 1:7.
The model designation is RF-15.
The product type is described as AR.
The stock material/finish is black polymer with a pistol brace configuration.
The safety is a manual safety.
Accessories included: 1 magazine.
The UPC is 814034029513.
This FP7.5 configuration is focused on compact utility without sacrificing accessory options. The M-LOK handguard and Picatinny rail let you fit lights, sights, and grips to suit range and competition needs, while the 7.5″ barrel keeps overall length low for a nimble platform. The Magpul BTR brace and Magpul grip provide familiar ergonomics for shooters who favor modern AR controls and modularity.
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