Arsenal SLR106UR-58R 5.56x45mm Semi-Automatic Pistol

The PR-03 Picatinny Quad Rail Handguard System was designed and manufactured to meet and exceed the following stringent military requirements:

Ability to accept cleaning rod with the rail system installed – achieved with stainless steel internal guide rail.

Features:-

• To easily align the rail system with both milled and stamped receivers – achieved with a pair of precision machined tabs.
• Ability to constrain debris from entering into the receiver from under-rail openings – achieved with sealing caps of the rail system.
• Minimize weight while providing maximum strength – achieved with the triangular support design and utilizing aircraft grade durable aluminum material.
• Providing the maximum number of rails – achieved with optimum design with 14 rails on the bottom and the sides and 9 rails on the top.
• Identification marks for repeat attachment of devices – achieved with clearly marked numbering system on all 4 sides.
• Provide comfortable grip to the shooter – achieved with compact system profile and smooth finish.
• Picatinny Quad-Rail System for attaching Lasers Flashlights and Optics.

Specifications:-

• Caliber: 5.56 x 45 mm (.223) 
• Total Length : 506 mm (20 in.) 
• Barrel Length: 216 mm (8 1/2 in.) 
• Rifling: 6 grooves 
• Twist Rate: 1 in 178 mm (7 in.) 
• Weight without Magazine: 2.49 kg (5.5 lbs.) 
• Muzzle Velocity: 910 m/s (2985 fps) 
• Rear Sight Range: 500 m (547 yds)