REMINGTON 20 GA BREECH BOLT ASSEMBLY FOR REMINGTON 870 WINGMASTER Upgrade or restore the performance of your 20-gauge Remington 870 with this factory-engineered Wingmaster-grade Breech Bolt Assembly (F404470). Featuring a plated finish and a precision-molded MIM extractor, this OEM bolt assembly is built to deliver smooth cycling, reliable extraction, and long-lasting durability. FEATURES Factory OEM 20-Gauge Bolt Assembly – Manufactured to Remington’s original specifications for a perfect fit and dependable function in 20 GA 870 platforms. Plated Finish for Corrosion Resistance – Nickel-finished steel construction enhances durability and adds a premium Wingmaster-grade appearance. MIM Extractor for Reliable Performance – Includes a molded metal-injection-molded (MIM) extractor designed for consistent extraction and long service life. Premium Wingmaster-Spec Component – Built to the higher finish and quality standard associated with Wingmaster models. Direct Replacement Part – Drop-in compatible with Remington 870 20-gauge receivers, ideal for repairs, upgrades, or keeping a spare part on hand. NOTE: These breech bolt assemblies are a new, authentic Remington products acquired directly from Remington’s OEM inventory. This item is guaranteed to be unused and fully functional.