Ronstan Series 40 Ball Bearing Block – Single – Stand Up – RF40140
Caliber Performance LLC
Series 40 Ball Bearing Block – Single – Stand UpSheaves running on Acetal or Torlon ball bearings provide high performance & low friction. The 2-stage ball bearing system provides consistent performance over the full load range.Captive Lock™ universal head can be fixed in either of two planes, or free to swivel as required.Features:Low friction Acetal or Torlon bearing systemLightweightCheek cut-outs for easy bearing maintenanceCaptive Lock™ universal headHigh static and dynamic load capacityApplications:MainsheetHalyardVangSpinnaker control lines on off-the-beach catamarans, one design classes and sportsboats up to 8M(26′)Materials:U.V. Stabilized Acetal sheavesAcetal ball bearingsImpact and U.V. resistant, fiber reinforced Nylon cheeksGrade 316 stainless steel load strap and head fittingSpecifications:Sheave Ø:40mm(1-9/16″)Max. Rope Ø:10mm(7/16″)M.W.L.:350kg(770lbs)B. L.:800kg(1,7600lbs)Weight:71g(2.5oz)
Original price was: $47.52.$46.88Current price is: $46.88.
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Sheaves running on Acetal or Torlon ball bearings provide high performance & low friction. The 2-stage ball bearing system provides consistent performance over the full load range.Captive Lock™ universal head can be fixed in either of two planes, or free to swivel as required.
Features:
- Low friction Acetal or Torlon bearing system
- Lightweight
- Cheek cut-outs for easy bearing maintenance
- Captive Lock™ universal head
- High static and dynamic load capacity
Applications:
- Mainsheet
- Halyard
- Vang
- Spinnaker control lines on off-the-beach catamarans, one design classes and sportsboats up to 8M(26′)
Materials:
- U.V. Stabilized Acetal sheaves
- Acetal ball bearings
- Impact and U.V. resistant, fiber reinforced Nylon cheeks
- Grade 316 stainless steel load strap and head fitting
Specifications:
Sheave Ø: 40mm(1-9/16″)
Max. Rope Ø: 10mm(7/16″)
M.W.L.: 350kg(770lbs)
B. L.: 800kg(1,7600lbs)
Weight: 71g(2.5oz)
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Vendor Information
- Store Name: Caliber Performance LLC
- Vendor: Caliber Performance LLC
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Address:
3857 Acline Road
Punta Gorda, FL 33950 - No ratings found yet!
Product Location
Florida, United States
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Customers can return products within 7 days of delivery. Items must be unused, in their original packaging, and in resellable condition. Refunds will be processed after return approval. Digital products are non-refundable.
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Original price was: $47.52.$46.88Current price is: $46.88.

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