Ronstan Series 20 Triple Block - 20 mm (3/4") - RF20312

The Ronstan 20 mm Series 20 Triple Block with Becket and 2-Axis Shackle Head (RF20312) has self-lubricating Acetal polymer sheaves running on polished stainless steel races that perform equally well with dynamic loads and high static loads. For durability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing. Captive Lock™ universal head can be fixed in either of two planes, or free to swivel as required.

Features:

• Low friction
• High static and dynamic load capacity
• Lightweight
• Stainless steel ball bearings
• UV stabilished Acetal sheave
• Grade 316 stainless steel load strap and head fitting
• Impact and UV resistant, fiber reinforced Nylon cheeks
• Applications:
  • Dinghy control lines
  • Dinghy vangs
  • Cunninghams
  • Traveller controls

Specifications:

• Block Type: Triple Block with Becket and 2-Axis Shackle Head
• Safe working load: 880 lb (400 kg)
• Breaking load: 1870 lb (850 kg)
• Weight: 2.3 oz (64 g)
• Sheave diameter: 3/4" (20 mm)
• Maximum line size: 1/4" (6 mm)
• Materials:
  • U.V. stabilized Acetal sheaves
  • Grade 316 stainless steel bearing race
  • Grade 316 stainless steel load strap and head fitting
  • Impact and UV resistant, fiber reinforced Nylon cheeks