Ronstan Series 40 Stand-Up Block - 40 mm (1 9/16") - RF41140

The Ronstan 40 mm Series 40 Stand-Up Block (RF41140) is a great all-purpose block.The self-lubricating Acetal polymer sheaves running on polished stainless steel races 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:
  • Mainsheet
  • Halyard
  • Vang
  • Mainsheet and halyard applications, vang and spinnaker control lines on boats to 8 m (26')

Specifications:

• Safe working load: 880 lb (400 kg)
• Breaking load: 1760 lb (800 kg)
• Weight: 2.5 oz (72 g)
• Sheave diameter: 1 9/16" (40 mm)
• Maximum line size: 7/16" (11 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