The Zetor 69112717 is a genuine OEM brake master cylinder designed for a wide range of Zetor tractors, including models 5511, 5545, 5611, 5645, 5647, 6711, 6718, 6745, 6748, 6911, 6945, 7011, 7045, 7211, 7245, 7711, and 7745. This essential component ensures reliable braking performance. It features a piston diameter of 22.2 mm, an overall length of 120 mm, M10x1 thread, and a fixing center distance of 60 mm.