Compact design maintains factory sight radius and fits standard holsters; Angled rear sight edge for emergency one–hand operation. Front sight features a highly visible white Focus-Lock ring surrounding the front fiber to make it even more visible, encouraging the eye to rapidly focus on the front sight for a fast and accurate sight picture. Utilizes quality Swiss tritium for maximum brightness and unmatched visibility in all shooting conditions 24/7; Glows in the dark with no batteries or light sources needed. Brightness and durability of our original Tritium sights, but with added Pro-level features; Tritium night sights transition from standard white dot sights during the daylight, to glowing green dots in the the dark. Fits Glock 17 / 17L, 19, 22, 23, 24, 26, 27, 33, 34, 35, 38, 39, 45 (Excluding M.O.S. models).Night vision: Yes. Magnification Minimum: 1 x. Material: Alloy Steel, Other. Item Weight: 0.06 Pounds. Sport Type: Hunting, Tactical & Military. Item Dimensions LxWxH: 8.25 x 6.75 x 0.75 inches. Style: Glock 17, 17L, 19, 22, 23, 24 and more. Color: White Ring. Brand: TRUGLO. Date First Available: October 15, 2016. Best Sellers Rank: #6,271 in Sports & Outdoors. Customer Reviews: 4.7 out of 5 stars 3,681 ratings 4.7 out of 5 stars. : B01M4JGDLG. Sport Type: ?Hunting, Tactical & Military. Size: ?Glock Low. Included Components: ?Sights. Style: ?Glock 17, 17L, 19, 22, 23, 24 and more. Part Number: ?TG231G1W. Manufacturer: ?Truglo. Number of Items: ?1. Suggested Users: ?Unisex-adult. Material: ?Alloy Steel, Other. Color: ?White Ring. Model Name: ?Tritium Pro Glow-in-the-Dark Handgun Night Sights for Glock Pistols. Warranty Description: ?Limited. Brand Name: ?TRUGLO. Item Weight: ?0.06 Pounds. Item Dimensions LxWxH: ?8.25 x 6.75 x 0.75 inches. Package Weight: ?0.06 Kilograms. Item Package Dimensions L x W x H: ?8 x 6.6 x 1.1 inches.