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Ronstan Series 40 Ball Bearing Double Block with Shackle Head
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- Ball Bearing Blocks meet the high performance demands of low friction applications with a two-stage bearing system.
- High static load capacity at 1102 lbs and dynamic load capacity at 2646 lbs.
- Fits Lines up to 7/16"
- Adjustable head post for alignment at 0 or 90 degrees
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