Truglo TFX Pro day/night sight set combining tritium and fiber optic illumination - fits Glock 17, 17L, 19, 22, 23, 24, 26, 27, 33, 34, 35, 38. In stock at 3CR Tactical. 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 in any manner with, or otherwise 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 pistols, parts, or components. For genuine Glock, Inc. and Glock Ges.m.b.H products, visit https://us.glock.com .