The Husqvarna 503727401 is a genuine OEM replacement chainsaw brake lever designed for various Husqvarna chainsaw models, including the 257, 261, 262, 262XP, 268, 272, and 272XP. This essential safety component is crucial for engaging the chain brake, stopping the chain's rotation quickly in case of kickback or other emergencies. Measuring 95 mm in length, 51 mm in width, and 25 mm in height, and weighing approximately 0.12 kg, it ensures reliable performance and a precise fit, maintaining the original safety standards of your Husqvarna chainsaw.