Yugo SKS M59/66 Sight Post Adjust Block, 13mm, designed for precise front sight adjustments, high-quality steel construction, precision-engineered for a perfect fit, ensures accurate sight alignment and dependable performance, durable and corrosion-resistant, easy to install, essential for maintaining rifle accuracy and target precision.
These are original and unused factory parts for Yugo M59, M59/66, M59/66A1 SKS rifles.
