25mm Halyard BlockThe 25mm plain bearing block range is one of SeaSure's oldest and best-selling ranges. The range uses marine-grade stainless steel side plates and rivets with an arnite (plastic) sheave, which is incredibly hard-wearing and light.Features:This range could be used to create purchasing systems for lifting, garage door mechanisms, storage solutions, etc.Specifications:Fixing Holes: 5mm Dia.Max Rope: 8mmBreaking Load: 500kg