Product Description Increase on-board ammunition capacity without significantly adding bulk with the Tyrant CNC magazine extension for the Sig Sauer P365 X Macro. Precision-made from lightweight aluminum and finished in blue, this extension is designed to add +3 rounds of 9mm capacity while maintaining a durable, balanced feel for everyday carry, training, or range use. Select models also feature tool-less installation features to simplify setup and maintenance. Product Highlights Adds +3 rounds of 9mm capacity for the Sig Sauer P365 X Macro magazine. Aluminum construction for a strong, lightweight upgrade. Blue finish for a distinctive, high-visibility look. Compact profile designed to enhance capacity while keeping handling consistent. Listed features include tool-less installation and NoBak retention technology (model-dependent). Specs Brand: TYRANT CNC Manufacturer Part Number: TDP365MAGEXBLUE UPC: 764046030109 Product Type: Magazine extension Firearm Fit: Sig Sauer P365 X Macro Caliber: 9mm Added Capacity: +3 rounds Material: Aluminum Color: Blue Length: 1.55 in Width: 1.09 in Weight: 0.30 oz 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.