Ronstan Series 30 Orbit Triple Block - 30 mm (1 3/16") - RF35322

The Ronstan 30 mm Series 30 Triple Orbit Block with Cam Cleat (RF35322) boasts the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials. 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.

Features:

• Lightweight
• Highest working load in its class
• Secure, versatile and secure attachment
• Low profile and compact
• Ultra low profile thru-sheave becket
• Low friction 2-stage ball bearing system provides consistent performance over the full working load range

Applications:

• Mainsheet systems on dinghies to 5 m (16')
• Spinnaker sheets on dinghies to 5 m (16')
• Control line applications on larger yachts

Specifications:

• Safe working load: 990 lb (550 kg)
• Breaking load: 2425 lb (1100 kg)
• Weight: 4.4 oz (124 g)
• Sheave diameter: 1 3/16" (30 mm)
• Maximum line size: 5/16" (8 mm)
• 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®