Ronstan Double Block - Swivel - All Purpose Block Size:Type - Maximum head height of

- Maximum head height of 4 metres ensures effective water flow

there is a system with the right specifications for every boat and sail plan

fine-resilient textured material perfect for wet

elasticised waist

Ronstan Double Block - Swivel - All Purpose Block Size:Type - Maximum head height ofRonstan's Blocks are a great all round solution. With Acetal polymer sheaves this double block with swivel is available in 2 sizes. Features: 316 Stainless Steel polished bearing races, load straps and head Universal Captive LockTM swivel head can be fixed at 0, 90 or left free to swivel Snap shackle adapters to suit are available in standard and trunnion styles Low friction, 2 stage ball bearing system provides consistent performance over the full