Schaefer Clamp On Furling Block, Fits 1" Tubing Jackets which safeguards against accidental opening

which safeguards against accidental opening during flogging

The cap is designed so that only water flowing upwards through the unit will cause it to activate

Spinnaker sheet deflector blocks

Effortless release

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Schaefer Clamp On Furling Block, Fits 1" Tubing Jackets which safeguards against accidental openingProduct Description Schaefer Clamp On Furling Block, Fits 1" Tubing 300 34 Clamp on Furling lead block. Delrin(tm) ball bearing sheave allows for quick and easy furling line adjustment. Stainless steel cage and strap ensure durability. Specifications: Stanchion Size: 1" (25mm) Cheek Sheave: Stainless Delrin Sheave Dia.: 1 7 16" (37mm) Max Line: 1 2" (13mm) Length: 2 25 32" (71mm) Width: 2 3 16" (57mm) SWL: 1000 lbs. (450kg) Weight: 3 oz. (85g)