Check the listing for details. Fiber Optic Steel Sight For Glock Gen 1 2 3 4 5 Supressor Height. Condition: New. Listed at 40.19 USD. CENTENNIAL DEFENSE SYSTEMS Fiber Optic Steel Sight For GLOCK Gen 1 - 5 Supres/Height Fiber optic sight sets for all Glock Models (DOES NOT FIT 42,43).The Fiber Optic rod attracts light to produce a bright, easy to find dot in your sight picture.Sights have serrated faces to reduce glare. Includes installed green, red and yellow fiber optic rods. Specifications-Front Height 5/16 inch or 7.95 mmRear Height 3/8 inch or 9.53 mmOptic Diameter 1.5 mm Made in the USA "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. GoTo GEAR is not affiliated in any manner with, or otherwise endorsed by, GLOCK, Inc. or GLOCK Ges.m.b.H. The use of “GLOCK” on this listing is merely to advertise the sale of GLOCK parts.