80 mm Roller Bearing Block - Cheek, Flat base Turnbuckle Pin Polymer thrust bearings resist side

Polymer thrust bearings resist side loads

making it ideal for precise and safe rig adjustments in line with Seldén's guidelines

Safe working Load: 250 kg

The turnbuckle features a chrome plated aluminium bronze body and marine-grade stainless steel terminals

Ideal for heavy and static tackle applications such as mainsheet and boom vang

80 mm Roller Bearing Block - Cheek, Flat base Turnbuckle Pin Polymer thrust bearings resist sideThe RBB80 Cheek Block with M8 mount is a high load roller bearing block designed for fixed installations. Made from black anodized aluminium and featuring Torlon roller bearings, it offers durability and performance under dynamic loads. Polymer thrust bearings help resist side loads, while a polymer washer insulates stainless steel components from aluminium, preventing corrosion. Ideal for halyards, control lines and spinnaker sheets in applications