Ronstan Series 50 All Purpose Block - Single - Universal Head [RF51100] Marine Plumbing & Ventilation | Thru-Hull Fittings 0xC accuracy

0xC accuracy

boat bottoms and any textured surface requiring aggressive cleaning of stained and dirty surfaces

Includes Combo Mount

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Ronstan Series 50 All Purpose Block - Single - Universal Head [RF51100] Marine Plumbing & Ventilation | Thru-Hull Fittings 0xC accuracySeries 50 All Purpose Block Single Universal Head All purpose (AP) blocks are a great all around solution. Self lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads. For durability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing. Captive Lock universal head can be fixed in either of