Ronstan Ball Bearing Orbit Blocks - Series 20 - Single, Becket Hub Option, Webbing impeller or as a single hand

or as a single hand grab rail

designed to fit gunwale rails that measure 2″ wide or less

A full contact bearing provides excellent performance across the full working load range with an integrated thrust bearing feature and the resilience to handle high dynamic or static loads

Non-corrosive

Ronstan Ball Bearing Orbit Blocks - Series 20 - Single, Becket Hub Option, Webbing impeller or as a single handRonstan Ball Bearing Orbit Blocks Series 20 Single, Becket Hub Option, Webbing Low friction Consistent performance 2 Stage ball bearing system Suits up to 10mm (3 8") webbing or RF9003 07 Dyneema link Hollow hub for becket take off Sheave: high compression strength carbon black Acetal Frame: Cheeks: Toughened, glass fibre reinforced Nylon Load straps and ball bearings: Grade 316 stainless steel