Arsenal Plunger Pin / Retainer Pin Spring for UR / SFK Type Front Sight Block KR-206B

Arsenal Plunger Pin / Retainer Pin Spring for UR / SFK Type Front Sight Block KR-206B Arsenal Plunger Pin / Retainer Pin Spring for UR / SFK Type Front Sight Block KR-206B The Arsenal Plunger Pin / Retainer Pin Spring for UR / SFK Type Front Sight Block KR-206B is a high-quality replacement spring designed specifically for Arsenal UR and SFK type front sight blocks. This precision-engineered component is responsible for maintaining tension on the plunger pin, ensuring the front sight post remains securely in place during operation. Manufactured by Arsenal Bulgaria, the KR-206B spring is an essential part for maintaining the function and reliability of your front sight assembly. Critical Component for Front Sight Retention The plunger pin spring plays a vital role in the front sight block assembly. It applies consistent pressure to the plunger pin, which in turn locks the front sight post in the desired windage and elevation position. Over time, original springs can weaken or break, leading to loose sight posts and inconsistent accuracy. The KR-206B is designed as a direct replacement to restore proper tension and reliable sight retention. Key Features of the Arsenal KR-206B Spring Model: KR-206B Compatibility: UR and SFK Type Front Sight Blocks Function: Plunger Pin / Retainer Pin Spring Material: High-Quality Spring Steel Finish: Black Phosphate Features: Proper Tension, OEM Specifications Best Use: Front Sight Block Maintenance and Repairs Designed for UR and SFK Front Sight Blocks This spring is specifically manufactured to fit Arsenal UR and SFK type front sight blocks. These front sight assemblies are commonly found on certain Arsenal rifle models and feature a unique plunger pin design. Using the correct spring ensures proper fitment, correct tension, and reliable operation of the front sight post. Substituting an incorrect spring can result in poor retention or difficulty adjusting the sight. Durable Construction The KR-206B is made from high-quality spring steel and finished with a durable black phosphate coating. This construction provides excellent resistance to corrosion and wear, ensuring long-term performance even under heavy use. The spring is engineered to maintain consistent tension over thousands of cycles, delivering reliable front sight retention throughout the life of your rifle. Specification Details Brand Arsenal Bulgaria Model KR-206B Compatibility UR / SFK Type Front Sight Blocks Material Spring Steel Finish Black Phosphate Function Plunger / Retainer Pin Spring Best Use Front Sight Maintenance Why Choose the Arsenal KR-206B Plunger Pin Spring? The Arsenal Plunger Pin / Retainer Pin Spring KR-206B is the ideal replacement part for maintaining the function of your UR or SFK type front sight block. Its precise engineering, correct tension specifications, and durable construction make it the best choice for restoring reliable front sight retention. Whether you are performing routine maintenance or repairing a damaged front sight assembly, the KR-206B ensures your sights stay securely in place. Restore proper function to your front sight block with the Arsenal KR-206B. This plunger pin spring is specifically designed for UR and SFK type front sight blocks. The End