Ronstan Series 40mm Universal Head Fiddle Block, Becket, Adjustable Cleat Caulking & Adhesives Made from marine grade aluminum

Made from marine grade aluminum and powder coated for a long lasting finish

The steel flukes are strong and wide

M13  O-RING (2)

Easy spray-on

Yamaha Thermostat 66M124110100

Ronstan Series 40mm Universal Head Fiddle Block, Becket, Adjustable Cleat Caulking & Adhesives Made from marine grade aluminumAll purpose (AP) blocks are a great all around solution. Self lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads. For durability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing. Captive Lock universal head can be fixed in either of two planes, or free to swivel as required. Quick