Series 100 extend the "true all round solution" mandate of the Ronstan Core BlocksS™ up in to the 16m (50 footer) boat range. The self-lubricating, heavy -duty bearing system provides excellent performance across the full working load range and is complimented by an integrated thrust bearing feature providing the resilience to handle high dynamic or static loads. A fibre-reinforced nylon sheave, alloy cheeks and stainless fixings complete the durable package.
For reliability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing.
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