Ronstan 20 mm Series 20 Upright Lead Block - RF20174

The Ronstan 20 mm Series 20 Upright Lead Block (RF20174) has self-lubricating Acetal polymer sheaves running on polished stainless steel races that perform equally well with dynamic loads and high static loads.

Features:

• Low friction
• Pivoting version suits controls that need to be trimmed from either side of the boat
• Lightweight
• Stainless steel ball bearings
• UV stabilished Acetal sheave
• Grade 316 stainless steel load housing
• Impact and UV resistant, stainless steel cheeks

Specifications:

• Safe working load: 550 lb (400 kg)
• Breaking load: 1210 lb (550 kg)
• Weight: 1.1 oz (30 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 housing
  • Impact and UV resistant, stainless steel cheeks