The set of Eemann Tech Competitions sights for GLOCK has been designed specifically for IPSC competitions. Front sight has a fiber rod with diameter: 1 mm. The rear sight is checkered in order to obtain maximum clarity and eliminate a glare when sighting. Both the front and rear sights are made to be maximally low to have possibility to use them in Standard division with long magazines. The front sight screw has standard size for original GLOCK hex key.____________________FITS:GLOCK 17, 17L, 19, 22, 23, 24, 26, 27, 33, 34, 35, 38, 39.____________________SPECIFICATIONS:Front sight height from the slide surface: 4.5 mm.Front sight width: 3.8 mm.Rear sight height from the slide surface: 5 mm.Rear sight notch size: 3.6 mm x 2.5 mm.____________________INCLUDED:Rear sight: 1 pc.Front sight: 1 pc.Front sight screw: 1 pc