![Ronstan Low Friction Ring - 21mm Hole [RF8090-21] Fumes Moves through heavy vegetation](https://cdn.shopify.com/s/files/1/0525/2484/3176/files/55374XL-243070.jpg?v=1713412037)
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Moves through heavy vegetation
Continuous Amperage: 500a
Complies with USCG 183
Open Area to Pipe Size Ratio: 25
Ronstan Low Friction Ring - 21mm Hole [RF8090-21] Fumes Moves through heavy vegetationLow Friction Ring 21mm Hole Low Friction rings can be used as a lightweight alternative to a block in some applications. They are best suited for systems requiring relatively small line deflection angles, or for high static loads. The design achieves a nicely rounded internal profile for smooth control line trim under load, and a deep external groove to retain the rope securely within the large shoulders when spliced into a loop. Features: Compact &
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