Product Description The Timber Creek Outdoors Buffer Tube Kit is a complete, ready-to-install upgrade for AR-15 builds, finished in a standout blue anodized coating. Designed around a Mil-Spec carbine buffer tube, this kit provides the essential rear receiver extension components needed to complete your build with quality parts and clean fitment. Product Highlights Complete AR-15 buffer tube kit with essential components for installation Includes a Mil-Spec carbine buffer tube for AR-15 platform compatibility Blue anodized finish to match and complement Timber Creek Outdoors build components Quick Disconnect (QD) end plate included for sling-ready setup Includes buffer, spring, castle nut, and pin for a comprehensive install package Specs Product Type: Buffer Tube Kit / Buffer Assembly Firearm Fit: AR-15 Buffer Tube Specification: Mil-Spec Carbine Finish/Color: Blue Anodized Included Components: Buffer tube, QD end plate, castle nut, buffer, spring, and pin Manufacturer Part Number: ARBTKB UPC: 816397027830 Brand: TIMBER CREEK OUTDOOR INC 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.