Discover the precision and reliability of the Centerfire Systems Yugo M70 Factory Original Bolt, a genuine surplus new old stock component engineered specifically for M70AB1, M70AB2, and M70B1 rifles. This authentic Yugoslavian factory part delivers the exact fit and performance demanded by serious shooters and collectors restoring or maintaining their Zastava-pattern firearms. Key Features Factory Original Construction: Manufactured to original military specifications for seamless compatibility with stamped 1.6mm receiver M70 variants featuring bulged RPK-style front trunnions. Surplus New Old Stock Condition: Unused and preserved from military production runs, ensuring pristine quality without the wear of field use. Rotating Bolt Design: Precision-machined for reliable locking and extraction in gas-operated 7.62x39mm systems. Model-Specific Fit: Optimized for M70AB1 (underfolder), M70AB2 (underfolder with stamped receiver), and M70B1 (fixed stock) configurations. Technical Specifications Weight: 1.6 (consistent with approximately 0.1 lbs / 1.6 oz) Dimensions: 3.5" L x 0.75" W x 0.75" H Compatible Firearms: Yugo M70AB1, M70AB2, M70B1 stamped receiver AK-pattern rifles Material: High-strength steel per original Yugoslavian specs Condition: Surplus New Old Stock (NOS) Why Choose This Product Replacing a worn or damaged bolt can be challenging when aftermarket options fail to match factory tolerances. This OEM surplus bolt solves that pain point by providing exact dimensional accuracy, ensuring smooth cycling, proper headspace, and dependable function without modifications. Whether you're a collector preserving historical accuracy or a shooter seeking a reliable spare, this part maintains the integrity of your M70 series rifle. Invest in authenticity and performance with a component trusted by the original manufacturer. This bolt enhances your firearm's longevity and operational readiness while honoring the engineering heritage of Zastava-produced M70 rifles.