Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow rivets in the block heads can be fitted with shackles, which can also be used to add a becket for extra purchase.
• Alloy sheave and housing.
• Torlon® needle rollers.
• Black carbon Acetal ball bearings.
Typically used for halyards at the mast base.
Part Number: RF108171