fish finders and sounders

Part 101 and CE compliant

A rotary dial makes channel selection easy

The original

If you catch the 4 minute or the 1 minute instead of the 5 minute signal

Easysea Olli Anti-Shock snatch block Large 60x14 friction rings fish finders and soundersOlli Block is the world's first easy to open snatch block with an edge of technopolymer, providing unparalleled protection against bumps and scratches. Olli Block is designed to handle heavy loads and ensures smooth, frictionless operation. Upgrade your old block with Olli block: Innovation and sustainability for every sailor. Olli Block is the world's first easy to open snatch block with an edge of technopolymer, providing unparalleled protection