Check the listing for details. Magazine Catch Spring For All Glocks Choose Spring weight. Condition: New. Listed at 3.29 USD. GTG Stainless Steel Magazine Catch Spring For All Glock Models, Choose Stock or Reduced Weight. The GoTo GEAR reduced pound magazine catch spring for the Glock cuts the magazine catch weight in half for quicker mag drops and less resistance during magazine swaps. The reduced weight spring allows shooters to depress the magazine catch without requiring as much pressure to allow the shooter to stay on target during magazine swaps and increase the speed of the magazine changes. The stock weight magazine catch spring is approximately 5lbs and the GTG reduced pound magazine catch brings the weight down to approximately 2.5lbs. Made from Stainless SteelFITS ALL GLOCK MODELS EXCEPT FOR 21SF Note- The 2.5 spring is designed as a drop in spring (not friction fit) since is half the spring weight. The spring will function as it was designed once the mag release is installed. Disclaimer - "GLOCK" is a federally registered trademark of Glock, Inc. or Glock Ges.m.b.H. GoTo GEAR has NO affiliation in any manner with, or otherwise endorsed by, Glock, Inc. or Glock Ges.m.b.H. The use of the word "GLOCK " on this page is merely to identify which firearm these parts or components are compatible with.GTG Stainless Steel Magazine Catch Spring For All Glock Models, Choose Stock or Reduced Weight. The GoTo GEAR reduced pound magazine catch spring for the Glock cuts the magazine catch weight in half for quicker mag drops and less resistance during magazine swaps. The reduced weight spring allows shooters to depress the magazine catch without requiring as much pressure to allow the shooter to stay on target during magazine swaps and increase the speed of the magazine changes. The stock weight magazine catch spring is approximately 5lbs and the GTG reduced pound magazine catch brings the weight down to approximately 2.5lbs. Made from Stainless SteelFITS ALL GLOCK MODELS EXCEPT FOR 21SF Note- The 2.5 spring is designed as a drop in spring (not friction fit) since is half the spring weight. The spring will function as it was designed once the mag release is installed. Disclaimer - "GLOCK" is a federally registered trademark of Glock, Inc. or Glock Ges.m.b.H. GoTo GEAR has NO affiliation in any manner with, or otherwise endorsed by, Glock, Inc. or Glock Ges.m.b.H. The use of the word "GLOCK " on this page is merely to identify which firearm these parts or components are compatible with.