Schaefer's 3 Series Blocks offer strong, high quality metal construction built to take the punishment associated with running rigging mounted on the deck or spars. Excellent for use on small cruisers, daysailors and high performance racing dinghies.
Common Specifications:
3 Series Blocks use brilliant Stainless Steel or Tough, Hardcoat Anodized Aluminum cheeks with UV protected Delrin sheaves to withstand the elements and potential mishaps far longer than other brands with standard plastic cheeks and sheaves.
Use for:
Boats to 25', control lines on boats to 30'.
Part Number: 303-13
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