Product DescriptionThe Nordic Components MXT extension nut is a replacement magazine cap designed to enable installation of a Nordic Components MXT 12 gauge shotgun extension tube kit on compatible Remington shotguns. This nut replaces the factory magazine cap and is required to properly secure the extension tube system. Built for durability with a matte black anodized finish, it is a simple, essential component for upgrading your shotgun's magazine setup.Product Highlights Required MXT extension nut for installing a Nordic Components MXT 12 gauge extension tube kit Replaces the factory magazine cap for a secure, proper fit Compatible with Remington 870, 1100, 11-87, and V3 platforms Manufactured from aluminum billet with a matte black anodized finish Purpose-built Nordic Components part for reliable extension tube attachmentSpecs Brand: Nordic Components Product Type: Magazine extension nut (replacement magazine cap) Gauge: 12 Gauge Compatibility: Remington 870 / 1100 / 11-87 / V3 Material: Aluminum billet Finish/Color: Matte black anodized Manufacturer Part Number: NUT-RM-12-00 UPC: 816696020846Disclaimer: 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.