HARKEN 57mm Stainless Steel ESP Footblock — Lockoff, 6070 Blade Size_2.25 drum and upper swivel allowing

drum and upper swivel allowing for a double race of Torlon ball bearings

yet allow crew to ease lines instantly

They offer superb chafe resistance with wire halyards and controls

Harken designed their low-friction Bullet blocks to lead control lines with minimal friction

HARKEN 57mm Stainless Steel ESP Footblock — Lockoff, 6070 Blade Size_2.25 drum and upper swivel allowingCruising ESP blocks complement our existing blocks in looks and function, but are simpler in design and construction. Sheaves feature sleeve bearings to handle high static loads and are ideal for halyards or limited purchase systems on cruising boats. ESP stands for Elegant Simple Products, which is a line of hardware that complements other existing blocks in looks but is simpler in design and construction.