Series 30 BB Linked with Series 20

Ronstan
$32.30 (Ex. Tax)
$35.53 (Inc. Tax)
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30mm Sheave accepts maximum line diameter of 8mm (optimum is 6mm) Two Stage Ball Bearing system gives a consistant performace over the complete load range of the block. Use Acetal ball bearings & sheaves. Hi Load blocks use Nylatron in sheave to accept wire or rop