The John Boos PB-LWB is a durable lever waste support arm bracket designed for efficient drainage solutions. This product is specifically engineered to provide reliable support for lever and twist waste systems. Please note that it is not compatible with the PB-LWS-1 or PB-LWS-1OV straight handle lever waste models. Constructed with high-quality materials, the PB-LWB ensures long-lasting performance and stability in your plumbing setup.