Tapco Magazine Extension Features The Tapco Magazine Extension adds 5 additional rounds of capacity to compatible Glock 17 and 19 magazines giving shooters extra ammunition on tap without the bulk of carrying a separate spare magazine. This straightforward capacity boost is especially useful for shooters who want to reduce the number of reloads during an extended range session or competition stage. For shooters who value having more rounds ready without changing their carry setup this extension offers a simple practical solution. Finished in black to match factory Glock magazines the extension installs directly onto compatible magazine bodies for a clean factory-like appearance once fitted. Tapco s reputation for affordable functional firearm accessories backs this extension s straightforward design and ease of installation. For Glock 17 and 19 owners looking for a simple way to add capacity to their existing magazines the Tapco Magazine Extension is available for sale at GrabAGun. Tapco Magazine Extension for Glock 17/19 Specifications Brand: Tapco Fits: Glock 17 Glock 19 Capacity Added: +5 Color: Black Available At: GrabAGun