Tylaska 1 7/64" FR7 Low Friction Ring Lewmar Snatch Blocks Ronstan Series 60 Double Strop

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Tylaska 1 7/64" FR7 Low Friction Ring Lewmar Snatch Blocks Ronstan Series 60 Double StropProduct Description Tylaska 1 7 64" FR7 Low Friction Ring Low Friction Rings are ideal for applications such as barber haulers, spinnaker twings or other uses that have small turning angles and little line movement. They also work great for backstay adjusters when used in a high purchase cascade configuration. Ferrules start having frictional heating and wear problems when there is significant line movement so conventional pulleys are still better for