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Ships within 48 hours · Estimated delivery Jul 25 - Jul 30
Two 160 sheaves make up the 161 dual-sheave universal lead
SD card slot can manage a removable SD Card up to 16GB (SD Card not included)
Barb size - 1" max rope dia
Numerous detailed charts are included of areas such as Port Said
Should not be run dry for long periods
Rule ECO-Switch Automatic Bilge Pump Switch Boat Club 420 Two 160 sheaves make upECO Switch The Rule ECO Switch is an ecologically sound automatic bilge pump control control switch. Featuring a non mercury design, the pump operates with simple air pressure. As water rises in the bilge, air rises in the air tube that is attached to switch. This air pressure activates the switch which controls your pump. There are no moving internal parts, all wiring is out of the water, and there are no submerged electrical connections at all.