Product DescriptionThe CMMG Survival Parts Kit is a compact AR-15 parts kit designed to keep your rifle running by replacing commonly lost or wear-prone small parts. Built to meet or exceed Mil-Spec standards, this kit provides essential spares for the bolt carrier group and lower receiver so you can address common "oops" moments and maintenance needs at the range or in the field.Product Highlights Mil-Spec spare parts kit to help keep AR-15 components together and functioning reliably Includes key bolt carrier group spares such as extractor components, ejector parts, firing pin pieces, and gas rings Features commonly needed receiver and fire control spares including detents, pins, and springs Ideal to store in a range bag, hunting pack, or armorer's kit for quick fixes and preventative maintenance Designed for AR-15 style rifles using standard small partsSpecs Brand: CMMG Manufacturer Part Number: 55AFFB4 UPC: 815835012018 Platform/Fit: AR-15 / AR-15 style rifle Color: Black Approx. Weight: 0.15 lb Included Parts: M16 cam pin; (2) carrier key screws; disconnector and disconnector spring; ejector, ejector spring(s) and roll pin; extractor, extractor spring with buffer and extractor pin; firing pin and firing pin retainer/retaining pin; (3) gas rings; hammer and trigger springs; (2) hammer/trigger pins; selector detent and spring; receiver pivot pin; takedown pin(s); takedown/pivot pin detents and springsDisclaimer: 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.