USED Tyrant CNC Sig Sauer P365 X-Macro +3 Magazine Extension Blue TD-P365MAGEX-BLUE-3RD. Designed to increase your carrying capacity by 3 rounds of 9mm this extension takes your total capacity to 20 (+1) giving you the peace of mind you need when it matters most. CNC machined from 6061 aerospace grade aluminum and featuring the innovative Tyrant CNC 'NoBak' retention spring technology this P365 magazine extension is built to last and perform. The dimensions of the extension have been specifically designed to match the Sig P365 frame minimizing the chances of printing through your clothing and allowing for a discreet carry. And with the advanced engineering of the 'NoBak' retention spring you'll never have to worry about what may happen if you drop your magazine. Worried about miss feeds or jams - this extension is designed to function flawlessly without the need for a power spring. Whether you're hitting the range or carrying your Sig Sauer P365 Macro for personal defense Tyrant CNC Sig Sauer P365 magazine extension for the 17 round Macro magazine is the perfect upgrade to take your shooting game to the next level. Don't miss out on the opportunity to enhance your setup with the top-quality and performance of the Tyrant CNC +3 Magazine Extension. Why do they install so quickly? We use our proven NoBak retention plunger technology to allow the magazine extension to easily slide onto the bottom of your magazine The entire install happens in 10 seconds or less and with no tools. Want to take it off? Easy just push the plunger down and slide the magazine base plate off It takes no tools and is done easily Whether you're heading to the range or carrying your Sig Sauer P365 Macro for personal defense Tyrant CNC P365 Macro +3 Magazine Extension is the perfect upgrade for any shooter looking to enhance their setup with top-quality performance and reliability. Don't miss this opportunity to take your shooting game to the next level. Specifications for Tyrant CNC Sig Sauer P365 X-Macro 3-Round Magazine Extension: Manufacturer: Tyrant CNC Fabric/Material: Aluminum Magazine Capacity: 3 Round Caliber: 9mm Luger Gun Make: SIG Sauer Gun Model: SIG Sauer P365 X-Macro Width: 30.5 mm Height: 28 mm Weight: 0.3 oz Length: 40 mm Features of Tyrant CNC Sig Sauer P365 X-Macro 3-Round Magazine Extension Tool-less assembly/dissaembly "NoBak" Retention technology Works with most Magwells Does NOT fit other Sig P365 lower capacity magazines (flanges that fold in) Package Contents: Tyrant CNC Sig Sauer P365 X-Macro 3-Round Magazine Extension Power Spring What firearm models does the manufacturer say Tyrant CNC Sig Sauer P365 X-Macro 3-Round Magazine Extension is compatible with? The manufacturer says that Tyrant CNC Sig Sauer P365 X-Macro 3-Round Magazine Extension is compatible with SIG Sauer P365 X-MacroTyrant CNC TD-P365MAGEX-BLUE-3RD: Sig Sauer P365 X-Macro +3 Magazine Extension Blue