The Organic block is an original concept that combines composite cheeks with aluminium axle, Delrin sheave and balls.

This gives near zero friction and heat resistance allowing maximum performance in racers up to 32ft.

Holt Organic 57 fiddle swivel

This organic block is an original concept that allies composite cheeks with aluminium races for near zero friction and heat resistance, allowing maximum performance in racers up to 32 feet.