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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
low-profile design sits close to the deck
the block incorporates precision bearing technology that delivers smooth
Max available SPL with composite end fittings
It has a wraparound mast collar and heavy-duty zippers that zips from the starboard stay to the mast
Product Type Hardware Boat Type Sail Sheave Diameter 40mm Sheave Qty 6 Boat Length up to 30ft
Allen Brothers 20MM Dynamic Back To Back ACR Marine Electronics low-profile design sits close to20mm Back To Back Dynamic Block. The sheaves face opposite directions to allow two control lines to run at a maximum of 180 degrees to each other. Held together with a strong stainless steel side strap and nylon mouldings ensures the block will not separate even under two very high opposing loads. The strength of the design lends itself to be tied around the middle in the slight V shape, meaning it can be used in applications such as triangle backstay
