HARKEN–Mast Base Lead Block Standard
Mast Base Lead Block Standard
|Diameter||3/8 Inch or 10 mm|
|Integral Cleat||No Integral Cleat|
|Length||3 13/16 Inches|
|Mount Type||Mechanical Fasteners|
|Safe Working Load||750 Pounds|
|Sheave Diameter||44 mm|
For leading lines aft and over cabin tops or coamings. Narrow sheave carriers permit mounting several in a small area. Low lead profile keeps lines close to the deck. Standard block features a stainless shell, Delrin sheaves and roller bearings. High-load blocks have aluminum sheaves with ball bearings and Teflon-composite bushings designed to carry the high static loads of halyards.
- Sheave: 1-3/4"
- Ball Bearings: Standard: Delrin; Hi-Load: carbon-black bushings
- Sheave Size: 1986: 1-3/4" (44mm); 1988 & 3002: 2-1/4" (57mm)
- Line Diameter: 3/8" max.
- Cheek Material/Finish: Standard: Polished stainless; Hi-Load: anodized aluminum
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