Hair, lint and other debris not caught in the filter are trapped in the included basket before reaching the pump.Complete assembly with body, strainer basket, clear lid with O-ring, and drain plug with O-ring.Product Notes: For 1-1/2??? plumbing and pump intake.1-1/2??? MPT (Male Pipe Threads) intake and 1-1/2??? FPT (Female Pipe Threads) for connection to wet end of pump. 7-1/2??? O-ring.