Tyrant CNC Magazine Extension Features The Tyrant CNC Magazine Extension is engineered to be the quickest installing magazine extension available using NoBak advanced retention plunger technology that requires no tools for installation or removal. Built from aluminum the extension adds 5 rounds of 9mm or 4 rounds of .40 caliber capacity to Glock 19 23 and 26 magazines since these models share the same bottom half geometry. A new power spring is included with each extension ensuring the added capacity feeds just as reliably as the factory magazine did at its original round count. Smooth chamfered edges keep the extension comfortable in hand and free of sharp corners during reloads. The extended baseplate also provides added control and increased purchase when stripping a loaded magazine helping shooters execute faster more confident reloads under pressure. It is worth noting the extension does not work with aftermarket Pmags so compatibility is limited to factory-pattern Glock magazines. Finished in a Gold aluminum that stands out from a standard black magazine this extension adds a distinctive touch while delivering a genuine functional benefit. For Glock 19 23 and 26 owners wanting more capacity and faster reloads without needing a punch or wrench the Tyrant CNC Magazine Extension is available for sale at GrabAGun. Tyrant CNC Magazine Extension Specifications Manufacturer: Tyrant CNC Model: +5/4 Mag Extension Compatible Hosts: Glock 19/23/26 Gen4/5 Color: Gold Material: Aluminum Capacity Increase: +5 Rounds 9mm / +4 Rounds .40 Length: 1.15 Weight: 1.3 oz Caliber: 9mm Available At: GrabAGun