InSinkerator SS-500-6-AS101 SS-500™ Complete Disposer Package, trough mount system, 6-5/8" diameter inlet, with #6 collar adaptor for trough installation, 5 HP motor, stainless steel construction, includes syphon breaker, (2) solenoid valves, (2) flow control valves, programmable AquaSaver® Control Center AS-101 with water-saving technology, automatic water saving function, auto reversing, timed run, post flush