Product Description The Colt&';s Manufacturing Bolt Repair Kit is a comprehensive parts solution designed specifically for AR15 and M4 platform rifles. Finished in black, this kit provides everything needed to restore or maintain proper bolt function, making it an essential addition to any gunsmith&';s bench or serious shooter&';s range kit. Each component is manufactured to Colt&';s exacting tolerances, ensuring reliable compatibility and long-lasting performance in your AR15 or M4 platform. Product Highlights Designed specifically for AR15 and M4 platforms for direct drop-in compatibility Complete kit includes extractor, bolt rings, ejector, and all critical small parts needed for a full bolt rebuild Includes safety detent spring, extractor spring assembly, extractor pin, ejector spring pin, and firing pin retaining pin Manufactured by Colt&';s Manufacturing to OEM specifications for reliable, consistent performance Black finish provides corrosion resistance and a clean, professional appearance Specs Brand: Colt&';s Manufacturing Model: Bolt Repair Kit Compatible Platforms: AR15 / M4 Color/Finish: Black Kit Contents: Extractor, Bolt Rings, Ejector, Safety Detent Spring, Ejector Spring, Extractor Spring Assembly, Extractor Pin, Ejector Spring Pin, Firing Pin Retaining Pin Type: Kit UPC: 098289600448 MPN: SPK403979 Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer. ]]>