Ronstan Series 30 Exit Box - Ball Bearing, Single, Cover Plate Mercruiser Starters & Alternators no sharp corners and better

no sharp corners and better appearance

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Flush your boat engine safely and easily

Replacement Heat Exchanger for Mercruiser Small Block "Chevy" GM 305 and 350 cu

Ronstan Series 30 Exit Box - Ball Bearing, Single, Cover Plate Mercruiser Starters & Alternators no sharp corners and betterPrecision moulded Acetal sheaves running on Acetal ball bearings provide high performance & low friction. The 2 stage ball bearing system provides consistent performance over the full load range. Application: Exit blocks minimise friction in lines passing through the deck or exiting masts and booms Materials: Grade 316 stainless steel load straps Acetal ball bearings UV stabilised Acetal sheave Impact and UV resistant, fibre reinforced Nylon cheeks