Locking Block Fits With All Frames That Use Three Pins.
Locking Block is Made From Stainless Steel, MIM
Locking Block has been tested at 10,000+ rounds with a Glock Factory frame.
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.