ARMASPEC PIN SET FOR GLOCK GEN 4 STAINLESS STEEL FEATURES: For GlockŪ Gen 4 Fits GlockŪ 17,19,20,21,22,23,26,27,34,35,37,38,39 These pins will not fit GlockŪ models 36 or 42 Made in U.S.A INCLUDES: (1) Trigger pin (1) Locking block pin (1) Ejector housing pin (1) Extended ejector pin DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols.