Series 40 Utility Blocks

Series 40 Utility Blocks feature either stainless steel ball bearings or All Purpose acetal sheaves. Ball Bearing Utility Blocks can be used in various rigging systems and applications aboard off-the-beach catamarans and sportsboats up to 8m (26') or control lines on larger yachts. All Purpose Utility Blocks are a great choice for durability and long service life. They feature self-lubricating acetal polymer sheaves perform equally well with dynamic or static loads, making them a suitable choice for any application from sheets to halyards. 

Special Purpose sheave versions feature a Nylatron® sheave and are compatible for use with wire rope.