B-51 Rail by Zenitco

B-51 Rail by Zenitco is a high-grade milled product designed specifically for PK, PKM, and PKP machine guns. Crafted from durable D16T aluminum alloy with black or desert anodized coating, the B-51 is mounted directly on the receiver, replacing the standard hinge with the one included in the kit.

Once installed, it provides a 19-slot Picatinny rail above the receiver that does not obstruct the line of sight when using standard iron sights. The B-51 ensures stable mounting for tactical accessories and optics, enhancing the functionality of Kalashnikov-type machine guns.

Key Features:

• Designed for PK, PKM, PKP platforms
• 19 numbered Picatinny slots on top of the receiver
• Compatible with standard iron sights
• Mounted via included hinge replacement – ensures stability
• Milled from high-strength D16T aluminum alloy

Specifications:

• Weight: 225 ± 5 g
• Dimensions: (257 × 59 × 62) ± 5 mm
• Operating temperature: from -50°C to +50°C
• Warranty: 60 months

Included in the kit:

• B-51 rail – 1 pc
• Hex key – 1 pc
• Hinges (long and short) – 2 pcs
• Hinge punch – 1 pc
• Washers – 2 pcs
• Cotter pins – 2 pcs
• Manual – 1 pc

Installation Notes:

To install B-51, use the included hinge punch to safely remove the standard hinge without opening the dust cover. Align the B-51 rail on the receiver and insert the new hinge in place of the punch. Fix the hinge with a washer and cotter pin. Tighten the screw to ensure a rigid fit. Always use proper tools to avoid damaging the threads.

Original Zenitco product. Distributed globally by Bazalet.