Revitalize your AR15 with the CMMG AR15 Bolt Rehab Kit designed to enhance performance and reliability. This comprehensive set includes essential components such as a firing pin retaining pin gas rings and extractor assembly all crafted to MilSpec standards. Ideal for maintaining your firearm's precision the parts are finished in sleek black and constructed from various durable materials. The kit ensures optimal functionality with a size tailored for .223 calibers making it an indispensable addition for enthusiasts seeking dependable bolt maintenance.