Schaefer Marine Series 1, 19mm Blocks offer a complete range of configurations to meet the needs of today's small boat sailors. 1 Series Blocks are designed and developed with the same care and innovation given to Schaefer Marine's successful larger blocks.
Constructed of tumbled and polished Stainless Steel. High impact Delrin sheaves turn on polished, stainless spacers to function with a minimum of friction, even under heavy loading. Head shackles are high quality Stainless Steel with clevis pin and cotter ring attachments.
Sheave Diameter 3/4" (19mm)
Sheave Width 11/32" (9mm)
Maximum Line Diameter 1/4" 6mm
Pin Diameter 3/16" (5mm)
SWL 750 lbs (340kg)