Sea Sure 25mm Treble 00-31

Sea Sure 25mm Treble 00-31

SKU: SS-00-31
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Availability: In Stock

Regular Price: £23.33

Special Price £21.00

Product Description

Classic Sea Sure designed 25mm blocks. An inexpensive range of lead blocks. Manufactured in the UK from guaranteed 316 Stainless steel. The plain bearing and tough Arnite sheave means they just keep on going.  Many blocks from this range can still be found on many many Olympic class masts - because they simply work and are virtually indestructible!
The 00-31 can he used to create a 6:1 purchase system to aid lifting of heavier objects and decrease the load on the rope.

Sheave Diameter 25 mm 
Maximum Line Size  8 mm
Length Of Single Block  42 mm
Breaking Load  1250 kg
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