The Kel-Tec R50 is a semi-automatic rifle chambered in 5.7x28mm FN and designed around the high-capacity P50 magazine system. It features a 16.1-inch threaded barrel, a side-folding stock, and a green finish. Adjustable utility sights provide windage and elevation adjustment, while more than 7 inches of Picatinny rail space on the receiver accommodates a wide range of optics and accessories. A lower rail section supports lights, grips, and other equipment, and the AR-style charging handle provides smooth, familiar operation.

Key features

• Chambered in 5.7x28mm FN with 50+1 capacity
• 16.1-inch barrel threaded 1/2x28 for compatible muzzle devices and suppressors
• Side-folding stock reduces the rifle’s storage profile
• Adjustable utility sights support windage and elevation corrections
• Extended top Picatinny rail provides ample space for optics and accessories
• Lower accessory rail supports lights, grips, and other equipment options

The Kel-Tec R50 combines compact storage, high-capacity firepower, and flexible accessory mounting in a distinctive 5.7x28mm FN rifle configuration.