Ronstan Series 60 BB Stand-up Core Block - Swivelling Sheave Diameter:60 mm or patching holes and joints

or patching holes and joints where permanent assembly is desired

Sheeting action greatly reduces drying time

producing a fresh looking surface

- Awlwood Brochure

For many sailors

Ronstan Series 60 BB Stand-up Core Block - Swivelling Sheave Diameter:60 mm or patching holes and jointsRonstan Series 60 Ball Bearing Stand up Core Block, Swivelling RF64140 Class leading performance and sleek, contemporary styling Excellent dynamic and high static load performance Less than half the friction of the nearest competitor Swivelling head post for full 3 axis articulation Strong precision cast padeye base Resilient rubber stand up boot prevents clatter & block falling down when not loaded Central hub hole can be used as a becket take off or