GLOCK Adjustable Rear Sight with Mini Screwdriver
Manufactured by Glock
Glock rear sights are interchangeable across all Glock handguns.Adjusts for both Windage and Elevation with a few simple turns of the adjustment screws. Standard factory sight heights:9mm Luger, 40 S&W, 357 Sig, 380 ACP is 6.5mm (.256") / 45 ACP, 10mm is 6.9mm (.27"). A change in sight height by one increment, for example from .256 to .27, will result in a shift of approximately 2" (higher) at 25 yards, given no change to the front sight. Fits all models except G42, G43. Supplied with mini-screwdriver.