Ronstan Series 75 Ball Bearing Double Foot Core Block – RF74251

• Class leading performance and sleek, contemporary styling
• Excellent dynamic and high static load performance
• Less than half the friction of the nearest competitor

Applications

• Ideal for use on mainsheet, spinnaker sheet, vang, halyard and backstay applications on boats up to 14 m (46 ft)
• General applications on larger yachts

Materials

• Sheave: UV stabilised acetal
• Cheek plates: Aluminium alloy
• Ball Bearings: High compression strength carbon black acetal

Specifications

• Sheave Dia: 75 mm
• Max. Rope Dia: 14 mm
• Max. Cable Dia: –
• Pin Dia: –
• MWL: 1500 kg *
• BL: 3000 kg *
• Weight: 530 g
• Requires 2 x 10 mm fasteners

* Total block load. Maximum load on top sheave not to exceed 50% of total block load