The Bendix Spring Brake Valve SR-7, part number K021562, is a genuine Bendix brake valve used in heavy-duty air brake systems. Sold individually as a single unit. Call us to confirm proper fit for your application before ordering.Interchanges:20QE4192A21116666801570HMK21116666A factory handling fee of $20.00 per unit is added at checkout.FeaturesBendix Spring Brake Valve SR-7Genuine Bendix part number K021562Sold as a single unitTech SpecsVMRS Category: 013010496Unit of Measure: Each