Keep switches from sticking and permit attachment to bulkheadRule-A-Matic and SuperSwitch Guards keep switches from sticking on debris. Switch Adapter attaches Rule-A-Matic and Rule Super Switches to Rule 02 (1500gph) and Rule 10 (2000gph) pumps. Side-Mount Bracket permits attachment of 500gph, 750gph, and 1100gph Rule-Mate Automatic Bilge Pumps to bulkheads.