✅ Durable Manual Slack Adjuster – Designed for heavy-duty trucks, trailers, and buses, this 1.5"-10 spline adjuster ensures precise braking efficiency while reducing excessive brake wear and manual adjustments. ✅ Versatile Fit with Adjustable Arm Span – Features 5", 6", and 7" arm span options, providing flexible compatibility for various brake system configurations in commercial vehicles. ✅ Premium-Quality Construction – Manufactured to Haldex/Midland style specifications with 0.5" clevis diameter, ensuring long-lasting durability, improved brake engagement, and reduced maintenance costs. ✅ Wide Compatibility with Leading Brands – Works with Meritor, Bendix, Freightliner, Eaton, Mack, Toyota, Spicer, and other major manufacturers, replacing multiple OEM and aftermarket part numbers. ✅ Reliable Performance Backed by Warranty – Comes with a 1-year or 100,000-mile warranty, offering a cost-effective solution for maintaining optimal braking performance in fleet vehicles.