Ensure reliable function and secure retention for your AK-74 platform with the MSR Plunger Pin designed specifically for AK-74 type front sight blocks. This precision-engineered component serves as a critical detent in the front sight base, maintaining proper tension on muzzle devices and accessories during operation.
Key Features
- Exact fit for AK-74 FSB: 11.5 mm length plunger pin optimized for triangular front sight bases on stamped receiver AK-74 rifles and variants.
- Durable construction: Manufactured from high-strength steel for long-term resistance to wear, impact, and repeated use in demanding tactical environments.
- Essential replacement part: Ideal for restoring or maintaining front sight blocks where the original plunger has worn, been lost, or requires upgrade during custom builds.
Benefits for Shooters
Front sight block plunger pins play a vital role in securing muzzle brakes, compensators, and flash hiders against rotation or loosening under recoil. Without a properly functioning plunger, users may experience inconsistent lockup, reduced accuracy, or safety concerns. This MSR pin addresses those pain points by delivering consistent spring tension and reliable detent engagement, supporting safe and accurate shooting sessions.
Specifications
- Length: 0.65 inches
- Diameter: 0.12 inches
- Weight: 0.01 lbs
- Compatibility: AK-74 type front sight blocks, including Arsenal and similar Bulgarian-pattern components
- SKU: 35119
Why Choose This Product
Whether you’re performing routine maintenance, assembling a new build, or replacing worn parts on an existing rifle, this plunger pin offers a direct, high-quality solution. Its compact dimensions and precise tolerances ensure seamless integration without modifications, helping maintain the original performance and reliability of your AK platform.
Invest in dependable components that keep your firearm functioning at its best. Add the MSR Plunger Pin to your parts kit today for peace of mind on the range or in the field.


