Schaefer Marine

Schaefer 7 Series Blocks
7 Series blocks offer medium sized racing and cruising yachts Delrin and Delrin ball bearing sheave blocks with some of the highest performance statistics.
  • Highly polished Stainless steel, or tough, hardcoat anodized aluminum cheeks are reinforced with large, stainless V-straps and head posts.

  • Available with custom mounting options.

  • Three way head design for mounting on other Schaefer products.

  • Maximum Line diameter 9/16".

  • Stainless/Aluminum SWL 2250 lbs.

  • Ball Bearing SWL 1700 lbs.

  • Sheave diameter - 2-3/8"

  • Pin diameter = 1/4"