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Ronstan Series 30 Ball Bearing Orbit Block Cheek - RF35151

The Ronstan Series 30 Ball Bearing Orbit Block Cheek is a highly durable and versatile block designed for various applications in sailing. With its all-composite reinforced polymer materials and multiple attachment options, this block offers the highest strength-to-weight ratio available.

Product Features:

• Lightweight
• Highest working load in its class
• Secure, versatile, and secure attachment
• Low profile and compact

Applications:

• Mainsheet systems and spinnaker sheets on dinghies up to 5M (16'')
• Halyard, vang, and backstay applications on boats up 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 �: 30mm (1-3/16")
• Max. Rope �: 8mm (5/16")
• M.W.L.: 300kg (660lbs)
• B. L.: 600kg (1,320lbs)
• Weight: 21g (0.7oz)