Series 57 blocks are available in numerous versions and are useful wherever a powerful compact multi-tackle is required.
The plain bearing Nova Blocks are two tone dark grey and take higher loads.
They are ideal for mainsheets up to 8.5m (28ft) yachts and smaller multihulls. The Cam arms have good adjustment for optimum cleating angle, whilst all beckets have removable pins to make rope take-off attachment easy.
Part Number
Weight (g)
6-R7503
155
6-R7507
188
6-R7512
340
6-R7521
190
6-R7524
290
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