Spinlock Small Boat 4 Sheave Organiser- Retail Packaged Small boat organiser - 25mm sheaves Symmetric or Asymmetric configurations - 2 to 6 sheaves Fibre-reinforced construction Stainless steel wear strip prevents local rope damage Curves to follow the shape of the deck Double stack with BE10/2 or /3 for lowest cost stacked line solution Sheave Diameter/Type: 25mm (1) composite SWL per Sheave: 400kg (880lbs) Total SWL per unit: No of sheaves x 200kg (440lbs) Line Diameter: Up to 10mm (3/8) Weight: 64g (2.2oz) for 2 sheave organiser 20g (0.7oz) per extra sheave Fasteners: 2x M5 (3/16) CSK Head (not supplied) Click here for the T25/4 Drill Template Click here for the T25 / 38 & 50 Installation Instructions