The Etesia 28183 oil reservoir cap is a genuine original equipment manufacturer (OEM) part designed for Etesia ride-on mowers and lawnmowers. This essential component provides a secure and leak-proof seal for the oil reservoir, protecting the engine's lubrication system from contaminants and preventing oil spills. Crafted to precise specifications, it measures 40 mm in length, 40 mm in width, and 20 mm in height, with a weight of 0.02 kg, ensuring a perfect fit and reliable performance for your Etesia machinery.