Harken 405 16mm Single Air Block with Becket All-RBW25-30%-Off 3D knee panel with superstretch

3D knee panel with superstretch neoprene behind knees for added comfort when sailing downwind

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We've brushed the inner fabric surface to give it a thick

Please NOTE that due to Topper® Class rules changes (July 2019) all Topper® sail numbers must be BLACK and the DIGITAL style

4mm) stub axles

Harken 405 16mm Single Air Block with Becket All-RBW25-30%-Off 3D knee panel with superstretchHarken 405 16mm Single Air Block with Becket. Small but very, very strong a 16mm air block with becket. Sheave diameter: 16mm Length: 38mm Weight: 12g Maximum line diameter: 5mm Maxium working load: 113kg Breaking load: 544kg