Wichard HR Single Swivel Roller Block with Becket - 125 mm (4 59/64") - 44105W

This single HR roller block features a 125 mm (4 59/64") sheave with a swivel head, designed for high-performance sailing applications. It combines durable materials and versatile attachment options for reliable use on various sail control lines.

Features:

• Forged stainless steel shackle and swivel head for enhanced strength and corrosion resistance
• Hard anodized aluminum sheave with protective cheeks to extend durability under load
• Interchangeable head fastening system supports multiple attachment methods
• Lockable swivel head with grub screw for secure, adjustable positioning
• Torlon roller bearing ensures smooth operation under high-speed and heavy loads
• Aluminum cheeks with Teflon coating reduce friction and wear on ropes
• Designed to accommodate modern ropes sized 18 - 20 mm (45/64" - 25/32")

Specifications:

• Working Load: 4000 kg (8810 lbs)
• Breaking Load: 9500 kg (20940 lbs)
• Weight: 1.314 kg (2.897 lbs)
• Material: Torlon (roller bearing), forged HR stainless steel (shackle), stainless steel (swivel head), hard anodized aluminum (sheave), aluminum cheeks (hard coat anodization), Teflon

Dimensions:

• Overall Length: 204 mm (8 1/32")
• Width: 130 mm (5 1/8")
• Thickness: 45 mm (1 49/64")
• Shackle Diameter: 12 mm (15/32")
• Sheave Diameter: 125 mm (4 59/64")

Compatibility:

• Suitable for genoa and spinnaker sheets
• Compatible with mainsail systems and travelers
• Ideal for running backstays