Product DescriptionThe Nordic Components MXT +2 magazine extension tube kit is designed to increase the magazine capacity of compatible 12 gauge shotguns by two rounds when used in conjunction with a 12 gauge extension tube nut (sold separately). Built from anodized 6061 aluminum, this lightweight, durable kit is ideal for shooters looking to expand capacity for competition, tactical use, or general range and field use.Product Highlights Adds +2 rounds of magazine capacity when installed with the required 12 gauge extension tube nut (sold separately). Durable anodized 6061 aluminum extension tube for strength with minimal added weight. Includes extension tube, tube cap, and a full-length spring for reliable feeding. Modular MXT system design intended to pair with the appropriate shotgun-specific nut. Black finish to match common tactical and field shotgun setups.Specs Brand: Nordic Components Product Type: Shotgun magazine extension tube kit Gauge: 12 Gauge Capacity Increase: +2 rounds Material: Anodized 6061 aluminum Color: Black Included Components: Extension tube, tube cap, full-length spring Required for Installation: 12 gauge extension tube nut (sold separately) UPC: 816696021461 Manufacturer Part Number: MXT-TBS-12-2Disclaimer: 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.