These Magazine Springs are used when original factory springs have lost their tension. These power springs put pressure on the follower, presenting the cartridge to the slide with force.
Material: Premium Spring Steel
Features: Quality replacement springs for High Capacity magazines
Gunsmithing Required: Requires disassembly and assembly for installation
Product usage may vary with application
Does not Fit: Glock/Tec-9/Uzi style type magazines.