Ronstan Series 40 Ball Bearing Orbit Block?, Single, Swivel

Product Description

Sheave and balls: high compression strength acetal. Frame/cheeks: glass fibre reinforced nylon. Head fittings and hub: Grade 316 stainless steel. 2-stage ball bearing system. Integrated stainless steel hub to accept lashing attachment and through-sheave becket. Stainless steel shackle head for unlimited block rotation, and compatibility with sharp fixing points. Mainsheet systems and spinnaker sheets on dinghies, off-the-beach catamarans and sportsboats to 8m (26ft). Halyard, vang and backstay applications on boats to 9m (30ft). Control line applications on larger yachts.

View other products in Products »