Series 30 Ball Bearing Orbit Block™ – Cheek
Ball Bearing Orbit Blocks™ boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options.
Their precision design provides the optimum number of ball bearings for minimum friction while weight reduction is achieved through the use of fiber-reinforced composites in the block head, cleat arms and beckets.
Features:
- Lightweight
- Highest working load in its class
- Secure, versatile and secure attachement
- Low profile and compact
Applications:
- Mainsheet systems and spinnaker sheets on dinghies to 5M(16′)
- Halyard, vang and backstay applications on boats to 5M(16′)
- Control line applications on larger yachts
Materials:
- Sheave: High compression strength carbon black Acetal
- Ball Bearings: High compression strength Acetal
- Frame/Cheeks: Toughened, glass fiber reinforced Nylon
- Link: UV stabilized, multi-strand impregnated SK75 Dyneema®
Specifications:
Sheave Ø: 30mm(1-3/16″)
Max. Rope Ø: 8mm(5/16″)
M.W.L.: 300kg(660lbs)
B. L.: 600kg(1,320lbs)
Weight: 21g(0.7oz)
| Weight | 0.1 g |
|---|---|
| Dimensions | 4 × 3 × 1 cm |
Brand
Ronstan
No accessories available for this product.
Literature
Quick Guide: Download PDF
Videos
Video 1: Link
Related products
Sailing > Blocks
Ronstan Series 20 Ball Bearing Block – Single – Cheek Rivet Mount
Series 20 Ball Bearing Block – Single – Cheek Rivet Mount Features:Low frictionHigh static and dynamic load capacityLightweightSuitable for screw or pop rivet mountingPrecision molded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low friction Applications:Dinghy control linesDinghy VangsCunninghamsTraveller controls Materials:U.V. Stabilized Acetal sheavesStainless steel ball bearingsGrade 316 stainless [...]
Sailing > Blocks
Ronstan Race Sheave – Acetal Solid Bearing – 28mm (1-1/8″) OD
Race Sheave – Acetal Ball Bearing – 28mm(1-1/8″) OD Precision moulded Acetal sheaves running on Acetal or Torlon® ball bearings provide high performance & low friction. Acetal Sheaves:Choice of bearingsSolid bearing – high strength and durability, utilizing the self-lubricating properties of AcetalU.V. resistant Acetal sheaves
Sailing > Blocks
Ronstan Race Sheave – Acetal Solid Bearing – 66mm (2-5/8″) OD
Race Sheave – Acetal Ball Bearing – 66mm(2-5/8″) OD Precision moulded Acetal sheaves running on Acetal or Torlon® ball bearings provide high performance & low friction. Acetal Sheaves:Choice of bearingsSolid bearing – high strength and durability, utilizing the self-lubricating properties of AcetalU.V. resistant Acetal sheaves
Series 20 Ball Bearing Block – Triple – Becket – 2-Axis Shackle Head Features:Low frictionHigh static and dynamic load capacityLightweightPrecision molded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low frictionTwo-Way head can be fixed at 0° or 90° Applications:Dinghy control linesDinghy vangsCunninghamsTraveller controls Materials:Stainless steel ball bearingsUV Stabilized [...]
Series 30 Fiddle Block – Narrow with Tube Rivet Head & V-Jam Cleat Features: Lightweight durable construction Economical Maintenance free Allows fast, sure cleating of control lines Hollow rivets accept fixing screws, shackles or can be used as a becket for extra purchase Stainless steel cheeks and Acetal sheaves ensure a long service life with [...]
Sailing > Blocks
Ronstan Wire Block – Tubular Rivet Head w/Nylatron® Sheave – 25mm (1″) Sheave Diameter
Wire Block – Tubular Rivet Head w/Nylatron® Sheave – 25mm Sheave Diameter Wire blocks have purpose designed narrow sheaves and grooves. Applications:Wire blocks suit halyards, vang and backstay applications Materials:Grade 316 stainless steel cheeksNylatron® sheave Specifications:Sheave Ø: 25mm(1″)Max. Cable Ø: 3mm(1/8″)M.W.L:450kg(990lbs)B.L.: 900kg(1,980lbs)Weight: 40kg(1.4oz)
Sailing > Blocks
Series 30 Block – Single – Narrow Features: Lightweight durable construction Economical Maintenance free Hollow rivets accept fixing screws, shackles or can be used as a becket for extra purchase Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance Applications: Vang, cunningham and trapeze retriever systems on dinghies Leech [...]
Sailing > Blocks
Ronstan Series 20 Ball Bearing Block – Triple – Becket – Cam Cleat – 2-Axis Shackle Head
Series 20 Ball Bearing Block – Triple – Becket – Cam Cleat – 2-Axis Shackle Head Features:Low frictionHigh static and dynamic load capacityLightweightPrecision molded Acetal sheaves running on stainless steel or Torlon® ball bearings provide high performance & low frictionTwo-Way head can be fixed at 0° or 90° Applications:Dinghy control linesDinghy vangsCunninghamsTraveller controls Materials:Stainless steel [...]