Ronstan Series 30 Ball Bearing Orbit Block - Cheek Boat Nomad With sizes ranging from 40-57

With sizes ranging from 40-57 mm sheaves and the option for single or double blocks

the AISLink CB2 AIS Transponder features inherent advantages

Sound signals can be turned off if desired

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Ronstan Series 30 Ball Bearing Orbit Block - Cheek Boat Nomad With sizes ranging from 40-57Series 30 Ball Bearing Orbit Block Cheek Ball Bearing Orbit Blocks boast the highest strength to weight ratio available. This is achieved through all composite reinforced polymer materials and multiple attachment options. Their precision design provides the optimum number of ball bearings for minimum friction while weight reduction is achieved through the use of fiber reinforced composites in the block head, cleat arms and beckets. Features: