Ronstan Series 75 BB Double Core Block with Fixed Shackle

Description

Ronstan RF74202 Series 75 Ball Bearing Double Core Block – Non-swivel Shackle Head

• Class leading performance and sleek, contemporary styling
• Excellent dynamic and high static load performance
• Less than half the friction of the nearest competitor
• Removable threaded pin at shackle head
• Central hub can be used as a becket take-off point, max 13.5 mm line

Applications

• Ideal for use on mainsheet, spinnaker sheet, vang, halyard and backstay applications on boats up to 14 m (46?)
• General applications on larger yachts
• Alloy sheave models are available for use with wire

Materials

• Sheave: UV stabilised acetal or anodised aluminium (AW models)
• Cheek plates: Aluminium alloy
• Ball Bearings: High compression strength carbon black acetal
• Pin: 2205 stainless steel

Specifications

• Sheave ?: 75 mm
• Max Rope ?: 14 mm
• Max Cable ?: –
• Pin ?: –
• MWL: 1500 kg
• BL: 3000 kg
• Weight: 506 g

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