Description

The Ronstan Series 55 RT Orbit Block, Cheek, Clockwise Rotation #RF56151 is a versatile tool for sailors, offering both automatic and manual ratchet modes for optimal control. Enjoy the highest holding power in the market with a unique sheave design that ensures excellent grip and reduces rope wear. This orbit block is perfect for those seeking reliable and efficient sailing performance.

Crafted with anodised aluminium and fortified with high compression carbon black Acetal ball bearings, this orbit block is as strong as it is efficient. The frame and cheeks are made from toughened, glass fibre reinforced nylon, ensuring durability in demanding conditions. Perfect for sailors seeking optimal performance, this block's unique design minimizes rope wear while maximizing grip.

Our Part #RONRF56151 | Mfr. Part #RF56151

Features

• Automatic and manual ratchet engagement modes
• Highest holding power with a 21:1 ratio
• Unique sheave with 12 gripping faces
• Anodised Aluminium sheave for durability
• High compression strength carbon black Acetal ball bearings
• Reinforced nylon frame and cheeks for toughness
• UV stabilised Dyneema rope link
• Up to 20:1 holding power.
• Smooth easing of sheets.
• High performance cleatin.g
• Automatic and manual ratchet block.

Technical Information

Sheave Diameter: 55 mm / 2 5/32 in
Max. Rope Diameter: 10 mm / 3/8 in
Max. Working Load: 250 kg / 550 lb
Breaking Load: 700 kg / 1540 lb
Weight: 76 g / 2.7 oz