Ronstan's All Purpose (AP) blocks use self-lubricating Acetal polymer sheaves with polished stainless steel races that allow these blocks to handle dynamic 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.
A single book providing a complete manual back-up for all celestial navigation needs. The content is identical to the United States Naval Observatory edition.
Catch safely holds & wirelessly charges your phone at the same time. Now you can keep your phone in a safe place on board, in sight, charged and ready to go!
Easily spot obstacles and debris in moonless starlight without white light or expensive thermal cameras. Navigate safely, avoid collisions and maximize your time on the water.
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