Slack Adjuster manufacturer / supplier in China, offering 80222 3 Hole S-ABA Trailer Automatic Slack Adjuster, 1 Hole 25 Teeth OE No 1-48270044-0 for Japan Trailer Truck High Quality Cxz81K/10PE1 Brake Adjuster, Brake Part Truck & Trailer Manual Slack Adjuster with OEM Standard (kN44051) and so on.