Series 40 High-Load Ball Bearing Block
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RONSTANSeries 40 High-Load Ball Bearing Block


In stock online.
Model # 275441 | Mfg # RF40100HLUPC # 9316800243921


Series 40 High-Load Ball Bearing Block

Name Value
Ball Bearings Plain Bearings
Becket No Becket
Diameter 7/16 Inch or 11 mm
Direction Any
Integral Cleat No Integral Cleat
Mount Type Swivel Shackle
Ratchet Non Ratcheting
Safe Working Load 1100 Pounds
Sheave Diameter 40 mm
Type Single
Weight 2.4 Ounces

Product Overview

This single block is ideal for high-load applications. Wear-resistant Nylatron® sheave material in lightweight, self-lubricating polymer is suitable for use with rope or wire. Grade 316 stainless steel load strap and head fitting. Impact- and UV-resistant, fiber reinforced nylon cheeks. Use for halyards, backstay tackle, vang components or spinnaker control lines on off-the-beach catamarans, one-design classes or sportboats up to 26'.


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