MSR AK-74B Bolt Guide Rail 5.45 (right side) Bulgarian - AK-74B

Ensure reliable operation and smooth cycling in your Bulgarian AK-74B 5.45x39mm rifle with the MSR AK-74B Bolt Guide Rail. This right-side rail is a critical component that guides the bolt carrier group through its travel, helping maintain consistent feeding, extraction, and overall firearm function during high-volume use or demanding conditions.

Key Features

• Authentic Bulgarian Arsenal manufacture for exact OEM fit and compatibility with AK-74B stamped receivers
• Precision-stamped and spot-welded design that replicates original factory specifications
• Right-side configuration specifically engineered for 5.45x39mm caliber AK-74 variants
• Durable steel construction built to withstand repeated cycling and recoil forces
• Compact profile measuring approximately 4.25 inches in length for seamless integration

Specifications

• Model: AK-74B Bolt Guide Rail (Right Side)
• Caliber Compatibility: 5.45x39mm
• Origin: Bulgarian Arsenal
• Weight: 0.35 lbs
• Dimensions: 4.25″ L x 0.35″ W x 0.25″ H
• SKU: 35141

Benefits for Builders and Maintainers

Replacing a worn or damaged bolt guide rail restores proper bolt carrier alignment, reducing the risk of malfunctions such as failure to feed or extract. This part is ideal for builders restoring Bulgarian AK-74 kits or gunsmiths performing maintenance on existing rifles, delivering the precision fit required for reliable semi-automatic performance.

Why Choose This Bulgarian AK-74B Rail

Factory-original components like this right-side rail help preserve the authentic feel and function of your 5.45x39mm platform. Its straightforward installation and exact match to Bulgarian specifications make it a practical choice for maintaining peak reliability without modifications.