Ronstan Series 55 BB Single Orbit Block - Becket, Swivel Shackle Head Rope Size:10 mm please refer to Whale Manual

please refer to Whale Manual Bilge Selection Table

*** use Option (1) to select Thread Size and then Option (2) to select Tailpipe Diameter ***

Collinite No

The 15 mm orbit of the LHR 15ES

and alkaline substances

Ronstan Series 55 BB Single Orbit Block - Becket, Swivel Shackle Head Rope Size:10 mm please refer to Whale ManualRonstan Series 55 BB Single Orbit Block Becket, Swivel Shackle Head RF55110 Ultra Lightweight Low friction 2 stage Orbital ball bearing system Highest working load in its class Low profile and compact High performance cleating swivel shackle head for unlimited block rotation Stainless steel shackle head and compatibility with sharp fixing points Ultra low profile integrated becket Materials Ball bearings: High compression strength carbon black acetal