Ronstan Series 75 Ball Bearing Halyard Core Block, screw pin with roller head – RF74108

• Class leading performance and sleek, contemporary styling
• Excellent dynamic and high static load performance
• Less than half the friction of the nearest competitor
• Suits direct attachment to mainsail headboard for 2:1 halyard.
• Removable 8 mm (5/16 inch) screw pin at head
• Acetal roller on head pin to suit spliced line attachment

Materials

• Sheave: U.V. stabilised acetal
• Cheek plates: Aluminium alloy
• Ball Bearings: High compression strength carbon black acetal
• Pin: 2205 stainless steel

Specifications

• Sheave Dia: 75 mm
• Max. Rope Dia: 14 mm
• Max. Cable Dia: –
• Pin Dia: 8 mm
• MWL: 1500 kg
• BL: 3000 kg
• Weight: 230 g