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Schaefer Aluminum single block with removable becket for use with boom and mainsheet vang systems.
Used extensively for sheet blocks on small- to mid-sized keelboats, and as control line blocks for larger offshore boats. Suitable as mast-base or lead blocks on small- to mid-sized boats. Adaptable universal three-way head. Black anodized aluminum or stainless steel cheeks. Stainless steel straps and posts.
- 3-Way swivel head can be set to swivel 360° or can be locked to avoid twist
- Universal design suits diverse applications and mounting options
- Single with snap shackle and fiddle styles
- Smooth UV resistant, Delrin™ sheave
- Accepts Schaefer "universal" adapters for custom mounting
- High strength to weight ratio
This article will help you prepare for passage making that is both safe and fun.
By Chuck Hawley and Tom Burden, Last updated 6/14/2019
This article reminds us to never exceed a fitting's Maximum Working Load (MWL) and provides a few points to consider when selecting blocks.
By Tom Burden, Last updated: 10/28/2019