Flat, stainless base plate distributes loads to a larger surface area than other designs that place loads on mounting bolts only. Use on spars and deck to lead sheets, halyards, reefing gear, and any control requiring a strong, smooth lead.
Double Cheek Block with Delrin Sheaves. Lower Sheave Safe Working Load 1750 lbs, Upper Sheave 350 lbs.
55-60 to fit curved spars.