Ronstan Orbit Blocks - Series 150 - Single, Becket, Universal Head j50-125 This is the first helmet

This is the first helmet in the world to have the Tiger Mask receiver holes pre-drilled in the manufacturing stage

Suit Square bore carby and spread bore inlet manifold ie: Holley Carby to Quadrajet

Crafted from durable ABS plastic

RESULT: a control cable with easy movement AND minimum lost motion

Ronstan Orbit Blocks - Series 150 - Single, Becket, Universal Head j50-125 This is the first helmetThe 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