Schaefer Block
Best heavy-duty rigging solution for sailors managing larger vessels.
This heavy-duty block is built for serious sailors who demand reliability on larger vessels. Its clever universal head design offers the rare flexibility to either swivel freely or lock tight, giving you total control over your rigging without sacrificing the smooth, low-friction performance of its high-grade bearing system.
$797.11
at
Sound Boatworks (ShopSoundBoatworks)
Who it's for
- Cruisers needing reliable gear for harsh, high-stress marine conditions
- Sailors requiring efficient line management from any lead angle
- Riggers building complex purchase systems without extra hardware
Who should skip it
- Budget-conscious sailors seeking affordable, standard hardware alternatives
- Competitive racers prioritizing minimal weight for maximum speed
- Boaters wanting low-maintenance gear that ignores saltwater upkeep
Performance breakdown
Load Capacity
Handles heavy loads up to 5000 lbs with impressive reliability.
Bearing Efficiency
Torlon ball bearings ensure smooth, low-friction line movement under tension.
Build Durability
Stainless steel construction offers exceptional resistance to harsh marine environments.
Versatility
Universal head design provides essential flexibility for various rigging configurations.
Material Quality
High-grade aluminum sheave and Nomex/Teflon bearings prioritize long-term performance.
Rigging Compatibility
Optimized for larger vessels up to 65 feet with ease.
Key Specs
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4 in. (102 mm)
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1 1/2 in. (38 mm)
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4 in. (102 mm)
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8 9/32 in. (210 mm)
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5000 lbs. (2270 kg)
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2 lbs. 13 oz. (1.28 kg)
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3/4 in. (19 mm)
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