Ronstan Series 40 All Purpose Block - Single - Universal Head Hunting Same as Cole Hersee part

Same as Cole Hersee part number 24117-01

The breathable nylon fabric is comfortable

it makes it easier to install the impeller into the pump bore

size works in cabins and staterooms on boats around the 20-30' size range

A tough composite bearing sheave resists corrosion for a long service life

Ronstan Series 40 All Purpose Block - Single - Universal Head Hunting Same as Cole Hersee partSeries 40 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