Ronstan Series 30 Ball Bearing Orbit Block?, Lashing

Product Description
Sheave and balls: high compression strength acetal. Frame/cheeks: glass fibre reinforced nylon. Hub: Grade 316 stainless steel. Ultra-low profile through-sheave becket. Accepts RF1850S shackle in both orientations to create a conventional loop top block. 2-stage ball bearing system. 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. Primary lead blocks on dinghies and catamarans.Collect in Store
This item is available for collection.