Ronstan Series 55 Orbit Block™, Ratchet RF56100 DINGHY 20/22mm Combine with a weather shield

Combine with a weather shield top for an all over weather shield that will keep you comfortable and dry

15mm (19/32") eye clearance

or even on standing riggings (shrouds)

FIT ADJUSTMENT COGLightweight adjustment cog at the rear of the helmet lets achieve the perfect fit around your head

Hydrophobic Soft-Brushed Lining - Keeps skin drier and warmer

Ronstan Series 55 Orbit Block™, Ratchet RF56100 DINGHY 20/22mm Combine with a weather shieldFEATURES Up to 20: 1 holding power Smooth easing of sheets High performance cleating Swivel shackle head for unlimited block rotation. Stainless steel shackle head and compatibility with sharp fixing points. Automatic & manual ratchet block Automatic ratchet block Now you can enjoy the flexibility of setting up your ratchet blocks to suit yourself. Ronstan is the only company that offers a ratchet block with both auto and manual engagement modes*. In