sheave 2-1/4 57mm od blk derli

Schaefer Blocks rely on a variety of sheave designs, materials and scorings. Schaefer sheaves are designed to be compatible with Schaefer products, and are not intended for use in other manufacturers blocks. There is a risk of incompatibility or failure when using Schaefer sheaves in blocks manufactured by anyone other then Schaefer Marine.

Delrin™ Sheaves are injected molded with UV inhibitors and monitored molding cycles lending to a strong, UV resistant product. These sheaves offer durable, lasting service for all line application.