Ronstan RF8090-16 – 16mm Low Friction Ring

The Ronstan RF8090-16 Low Friction Ring offers a compact and lightweight solution for high-load marine applications. Crafted from hard-anodised aluminium, this ring ensures durability and minimal friction, making it an excellent alternative to traditional blocks in systems with small line deflection angles or high static loads.

Key Features:

• Material: Hard-anodised aluminium

• Internal Diameter: 16mm (5/8")

• External Diameter: 38mm (1 1/2")

• Depth: 17mm (21/32")

• Weight: 17g (0.6 oz)

• Maximum Working Load: 3500 kg (7720 lbs)

Designed with a deep external groove for secure rope retention and a smooth internal profile for efficient line movement under load.

Ideal Applications:

• Deflecting lead lines

• Barber haulers

• Lazy jacks

• Backstays

• Cascading vangs