JRC Gen3 Rifle .45 ACP 17-inch Threaded 13+1 Glock Mag

The Just Right Carbine Gen3 is a semi-automatic pistol-caliber carbine chambered in .45 ACP designed for reliable range use, training, and compact defensive applications. It uses a simple straight blowback system and features an ambidextrous bolt that can be configured for left- or right-hand ejection. The rifle accepts Glock-compatible detachable magazines and is supplied with a 13-round magazine. Major external features include a free-floating M-LOK forend, a Picatinny top rail machined into the receiver, and a 17-inch threaded barrel.

Key Specifications

• Chambering is .45 ACP.
• The barrel is a 17-inch threaded design with .578×28 right-hand threads.
• Features a 13-inch free-floating M-LOK forend.
• Includes a 13+1 capacity arrangement using Glock-compatible detachable magazines.
• Operates with a semi-automatic straight blowback action.
• Equipped with a 6-position telescoping M-4 style buttstock.
• Receiver, trigger housing, and magazine well are machined from aerospace-grade 6061-T6 aluminum with hardcoat anodize finish.
• Approximate unloaded weight is 6.50 lbs.
• Barrel rifling rate of twist is 1:16.
• Includes an ambidextrous bolt configurable for left- or right-hand ejection.

Purpose-built for shooters who value straightforward operation and modularity, the JRC Gen3 delivers a practical pistol-caliber carbine platform well suited for range work, training, and compact defensive roles. Its compatibility with common AR-style furniture and Glock magazines makes it an adaptable option for users who prefer familiar components and easy accessory integration.