The Karcher Roller Brush 5.762-126.0 in green (old color gray) is a replacement roller brush designed specifically for the Karcher BR400 5762-1260 model. This roller brush is compatible with Karcher vacuum cleaners and comes in a pack of 1. The gray color and model compatibility ensure a perfect fit for your Karcher BR400, allowing for efficient and effective cleaning with a high-quality roller brush.