AMERIGLO - Serrated Black FRONT .180 H : MODEL GL-138 Fits Glock Pistols FOR G43/43x/48 WITH HOLOSUN 507K AMERIGLO - Glock All- Serrated Black FRONT .180 H (.180 TALL x .125 WIDE) AMERIGLO SUPPRESSOR HEIGHT SIGHTS ARE A GREAT MATCH FOR HANDGUNS FITTED WITH RED DOT SIGHTS AND/OR SUPPRESSORS TALLER SIGHTS ALLOW FOR SIGHT LINE CLEARANCE OF PISTOL MOUNTED SUPPRESSORS AND/OR THE CO-WITNESS OF PISTOL MOUNTED RED DOT SIGHTS 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.