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Harken 57mm Quad Block Swivel with Center Becket is made with a 57mm sheave
we can incorporate consistent multicolor illumination
6° +/- 3°
Now with PARALLEL STACKING FEATURE
Beamwidth @ -3dB: 15° to 9°
Super Lube Metal Protectant - 1qt Trigger Sprayer Clearance Harken 57mm Quad Block SwivelMetal Protectant 1qt Trigger Sprayer Super Lube Metal Protectant and Corrosion Inhibitor provides long term protection against rust and corrosion on any metal surface. It is non drying, will not harden or crack and is ideal for preventative maintenance in high humidity environments. Super Lube Metal Protectant and Corrosion Inhibitor is an NSF registered Food Grade lubricant, rated H1 for incidental food contact and meets former USDA (H1) guidelines.