Arredondo Mag Extension
This video provides a detailed installation guide for the Arredondo Mag Extension on Glock magazines. It covers the kit components, step-by-step disassembly and reassembly, and demonstrates the final capacity increases: +6 rounds for 9mm (23 total) and +5 rounds for .40 S&W/.357 SIG (21 total). The host emphasizes proper orientation of parts for reliable feeding.









