Brownells 75th Anniversary - A Shooting Heritage

Chrome Silicon Wire For Superior Performance & Durability

Wound with high tensile, chrome silicon wire that’s shot peened, heat treated, then stress-relieved for the longest service life possible, without cracking or failure. Fits Glock 19, 21, 23 and 32, Law Enforcement, high capacity magazines. 10% Extra power.

“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.  Brownells is an independent dealer of parts and accessories for Glock® pistols, and is not 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 Glock parts or components.  As indicated in the product descriptions, not all parts and accessories on this site are official Glock products.

Big Book Catalog, Issue:69, Page:223

SPECS: Chrome silicon steel wire.


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