Product Description The Shield Arms CZ P10F/P09 Magazine Extension is a precision-engineered capacity upgrade designed for shooters who demand more from their CZ P10F or P09 pistol. Machined from billet 6061 aluminum and finished with a Type 2 anodize for lasting durability, this extension adds 5 rounds of 9mm or 4 rounds of 40 S&W to your factory magazine. Shield Arms&'; distinctive easy-access floor plate design lets you quickly access the spring and follower without removing the extension from the magazine body, making maintenance fast and hassle-free. Backed by a 100% lifetime warranty and the Shield Arms Spring for Life guarantee, this extension is proudly made in the USA. Product Highlights Adds +5 rounds of 9mm or +4 rounds of 40 S&W to compatible CZ P10F and P09 magazines Unique easy-access floor plate design allows quick access to spring and follower without removing the extension Precision-machined from billet 6061 aluminum with Type 2 anodized black finish for superior durability Includes a +10% power spring and features index cuts on the extension body for a secure grip Fits OEM CZ P10F and P09 magazines with orange follower only; compatible with most aftermarket flared mag wells Specs Brand: Shield Arms Model: CZP10F/P09 Magazine Extension MPN: CZP10F-ME-5-BLK UPC: 853465008148 Material: Billet 6061 Aluminum Finish: Type 2 Anodized Black Capacity Increase: +5 rounds (9mm) / +4 rounds (40 S&W) Compatible Pistols: CZ P10F, CZ P09 Magazine Compatibility: OEM CZ P10F and P09 magazines with orange follower only Includes: Magazine extension body, floor plate, +10% power spring Weight: 0.156 lbs Country of Manufacture: USA Warranty: 100% Lifetime Warranty; Shield Arms Spring for Life Guarantee 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. ]]>