The Apex Failure Resistant Extractor for Glock(R) pistols is designed with a more robust extractor claw, as well as improved geometry, to produce a more durable extractor that will deliver consistent extraction and a more uniform ejection pattern. The extractor is machined from a billet of stainless steel. Please note that this extractor is not recommended for use with aftermarket slides and/or barrels. For use in the following Slim Frame Glock(R) pistols: G43, G43X, G43MOS, G48, G48MOS DISCLAIMER: GLOCK is a federally registered trademark of GLOCK, Inc. and is one of many trademarks owned by GLOCK, Inc. or GLOCK Ges.m.b.H. Neither 3CR Tactical nor this site are affiliated with, or endorsed by, GLOCK, Inc. or GLOCK Ges.m.b.H. The use of "GLOCK" on this page is merely to advertise the sale of aftermarket GLOCK pistol components. For genuine GLOCK, Inc. products, visit www.glock.com.