![Barton Size 1 30mm Plain Bearing Pulley Block Double w/Swivel [N01230] MRP handheld fishfinder uses SONAR technology](https://cdn.shopify.com/s/files/1/0703/9831/2605/files/106984XL.jpg?v=1740561787)
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handheld fishfinder uses SONAR technology to locate the fish depth and measure water temperature & bottom contour
Volts: 120v
keeping your phone cooler for longer
White balance: Auto
Power your compatible ECHOMAP Ultra chartplotter/sounder combo with this 6 foot (2 meters) power/data cable
Barton Size 1 30mm Plain Bearing Pulley Block Double w/Swivel [N01230] MRP handheld fishfinder uses SONAR technologySize 1 30mm Plain Bearing Pulley Block Double with Swivel The Size 1 Plain Bearing Blocks have a 30mm (1 3 16") sheave. The range is designed with an internal steel frame for added strength and durability. Also available in ball bearing sheave options, the lightweight modern design is available in variations that allow for a multitude of uses on every size craft. The 30mm sheave Size 1 block range is designed with an internal steel frame for added