The KN44041 Manual Slack Adjuster offers dependable brake calibration for trucks, trailers, buses, and other commercial vehicles. This adjuster enables technicians to manually regulate brake shoe-to-drum clearance, ensuring optimal braking performance and safety. Built from durable materials and engineered for harsh environments, the KN44041 withstands wear, corrosion, and heavy use—making it ideal for fleet applications. Easy to install and service, it supports routine maintenance and extends the life of brake components.