Ronstan CW55247 Series 50 High Load Single Block - Universal Head

Series 50 High Load Single Block - Universal Head

Designed for demanding load applications, this block features a durable, wear-resistant sheave crafted from lightweight, self-lubricating polymer, making it suitable for either rope or wire. The Captive Lock™ universal head allows it to be fixed in two planes or to swivel as needed.

Applications:

• Mainsheet
• Spinnaker sheets
• Halyards and other primary applications on boats up to 10M (33')

Materials:

• Nylatron® sheave
• Grade 316 stainless steel load strap and head fitting
• Impact and U.V. resistant, fiber-reinforced Nylon cheeks