Ronstan Series 30 BB Single Utility Block - Becket, Swivel Shackle Head Sheave Diameter:30 mm tape bonds well to a

tape bonds well to a variety of substrates including metals

Use on glass and plastic

3M Marine Restorer and Wax polishes and protects fiberglass and gelcoat

Designed to give good service in normal applications for remote bilge pump

Ronstan Series 30 BB Single Utility Block - Becket, Swivel Shackle Head Sheave Diameter:30 mm tape bonds well to aRonstan Series 30 Ball Bearing Single Utility Block, Swivel Shackle Head RF30100 Low friction 2 stage ball bearing system provides consistent performance over the full working load range High static and dynamic load capacity Light weight Versatile head fittings Low friction, 2 stage ball bearing system High static and dynamic load capacity Lightweight Cheek cut outs for easy bearing maintenance Applications Primary lead blocks on dinghies and