Ronstan Series 30 BB Single Orbit Block – Becket Hub, Swivel Shackle Head

Ronstan Series 30 Ball Bearing Single Orbit Block, Becket Hub, Swivel Shackle Head – RF35100

• Lightweight
• Highest working load in its class
• Secure, versatile and secure attachment
• Low profile and compact
• Ultra low profile thru-sheave becket
• Low friction 2-stage ball bearing system provides consistent performance over the full working load range

Applications

• Mainsheet systems and spinnaker sheets on dinghies to 5m (16ft)
• Halyard, vang and backstay applications on boats to 5m (16ft)
• Control line applications on larger yachts

Materials

• Sheave: High compression strength carbon black Acetal
• Ball Bearings: High compression strength Acetal
• Frame / Cheeks: Toughened, glass fibre reinforced Nylon
• Link: UV stabilised, multi-strand impregnated SK75 Dyneema

Specifications

• Sheave Ø: 30 mm
• Max. Rope Ø: 8 mm
• Max. Cable Ø: – mm
• Pin Ø: 4 mm
• MWL: 300 kg
• BL: 600 kg
• Weight: 32 g