Ronstan enkel keerblok 40 mm

Series 40 AP Block, Single Cheek... Ronstan enkel keerblok 40 mmSeries 40 AP Block, Single CheekExceptionally high working loads Low maintenance, long service life Self-lubricating sheave . Can be mounted on masts and booms using the curved surface adapter. Can be stacked to create a double version, but no more than 60% of the rated working load should be applied to the upper sheave.