Ronstan Series 75 Core Block - Mast Base boatcare cunninghams and tweakers

cunninghams and tweakers

Recallable Course Timing Memory

anti-corrosion lubricant made with a high grade lubricating oil and refined pure lanolin base with specialized chemical compounds

Self priming up to 4

Fantasic for boats in weed prone areas

Ronstan Series 75 Core Block - Mast Base boatcare cunninghams and tweakersCore Blocks are a true all round solution. A tuned 2 stage bearing system provides excellent performance across the full working load range with an integrated thrust bearing feature and the resilience to handle high dynamic or static loads. Acetal 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