Strong, compact all-purpose block for boats up to 26'.
Ronstan's 40mm plain bearing blocks are strong and compact. Head post free swivels for correct load and sheet alignment. For dinghies and keelboats up to 26'. 1 9/16" (40mm) sheave is made from UV-stabilized acetal and accepts a line size of 7/16" (11mm). Cheek is made from stainless steel and fiber-reinforced textured nylon.
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 long service life, these blocks are the right choice for sheets, halyards, and control line applications for cruising and racing.
Note: Special Order Only
