Ronstan Orbit Blocks - Series 150 - Single Universal Head ronstan stand-up boot - suits series 55 ball bearing ratchet orbit blocks Impeller article number 09-819B-9

Impeller article number 09-819B-9

For 1" prop shafts

- Quick application: spray on

Open Riser / Elbow Gasket

Ronstan Orbit Blocks - Series 150 - Single Universal Head ronstan stand-up boot - suits series 55 ball bearing ratchet orbit blocks Impeller article number 09-819B-9The highest strength to weight ratio Minimal friction loss, especially when working at high loads Totally reliable and trouble free performance Simplicity of design and construction to facilitate maintenance and servicing Elegant, functional styling and finish Orbit blocks are a no compromise product range developed to meet the demands and expectations of the very dedicated and increasingly professional racing sailor. Side cheeks incorporating head