The Model M5 Universal Seal Kit Number 23099 has the PRO-PAK™️ feature, providing a high-quality and versatile sealing solution. With PRO-PAK™️ you can ensure a secure and efficient seal for a wide range of applications, making this kit an essential tool for any industry expert. This PRO-PAK™️Seal Kit Number 23099 contains all the quality O-rings, oil seals and sealing components required to repair the PULL MASTER® Model M5 winch.