Schaefer Flat Base/Single/Delrin Block
Best low-friction rigging solution for performance-minded sailors.
This block is built for sailors who prioritize reliable, low-friction performance under heavy loads. By combining a smooth-rolling ball bearing sheave with a robust, load-distributing stainless steel base, it offers the kind of durability that keeps your rigging running effortlessly without adding unnecessary complexity to your deck layout.
$122.62
at
Sound Boatworks (ShopSoundBoatworks)
Who it's for
- Cruisers needing smooth, reliable line movement under load
- Sailors requiring hardware built for harsh marine environments
- Riggers seeking stable, fixed-position mounting solutions
Who should skip it
- Racers needing maximum load capacity for high-performance applications
- Skippers requiring dynamic, multi-directional line adjustment
- Budget-conscious sailors looking for generic, non-marine alternatives
Performance breakdown
Friction reduction
Delrin ball bearings ensure smooth, effortless line movement under heavy tension.
Load distribution
Stainless steel baseplate effectively spreads stress across mounting surfaces.
Corrosion resistance
Anodized aluminum and marine-grade steel withstand harsh saltwater environments well.
Installation simplicity
Flat base design allows for straightforward, secure mounting on deck surfaces.
Structural durability
Robust 7 Series construction handles high-load sailing demands with ease.
Sheave efficiency
Optimized geometry maintains consistent performance even during rapid line adjustments.
Key Specs
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2 3/8 in. (60 mm)
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4 3/8 in. (111 mm)
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2 3/4 in. (70 mm)
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1 in. (25 mm)
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(4) 1/4 in. RH (6 mm)
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3 5/8 in. (92 mm)
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1700 lbs. (771 kg)
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9.6 oz (272 g)
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1/2 in. (13 mm)
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Ask Metto anything about the Schaefer Flat Base/Single/Delrin Block before you decide.
