Raymarine ST60 Long Arm Masthead Transducer w/30m Cable [E22079] Communication | Cellular Amplifiers Its lockout feature prevents user

Its lockout feature prevents user from pressing down on opposite directions at the same time

The B258 is 25 times more sensitive that a single element 50/200 kHz transducer

a watertight deck plug and socket

the advantage of Vortex-Vac is that one does not need to depend on the vacuum generator pump that tends to run for about 45 seconds to generate the vacuum

Cable features a USB connector

Raymarine ST60 Long Arm Masthead Transducer w/30m Cable [E22079] Communication | Cellular Amplifiers Its lockout feature prevents userST60 Long Arm Masthead Transducer Raymarine's ST60 Long Arm Masthead Transducer comes with a 30m cable. Specifications: Instrument Function: Wind Box Dimensions: 5"H x 11"W x 33"L WT: 6. 35 lbs UPC: 723193220795