Glock rear sights from Warren Tactical and other competition-focused makers are cut for fast target acquisition and positive sight-picture reference under stage pressure. Serrated ledges on tactical and carry-optics-ready models eliminate glare, while wide U-notch designs pair with fiber-optic fronts for Production and CO shooters needing speed at distance. Available in fixed and adjustable configurations across standard and suppressor heights. Fast same-day shipping on most orders at Shooters Connection.