Clew and Reefing Blocks


Sea Sure’s range of clew blocks are unsurpassed for quality and performance. The bearing system has been engineered to provide smooth running reliability under the most demanding conditions, whilst the aluminium alloy side plates provide strength without adding excessive weight.

 Reviews
Part No. Product Description Sheave Dia/mm Up to Rope Size/mm Webbing Size/mm Our Price More Details
SS-04-87 Clew Block 42mm Sheave 42 8 20 £43.98 Each View more details
SS-04-88 Clew Block 50mm Sheave 50 10 30 £65.88 Each View more details
SS-04-90 Clew Block 90mm Sheave 70 12 30 £165.78 Each View more details
SS-04-92 Clew Block 100mm Sheave 100 14 50 £375.90 Each View more details