60 mm Roller Bearing Block - Cheek, M8 Single It features three 40 mm

It features three 40 mm sheaves and a swiveling shaft and an integrated 27 mm composite cam cleat

making this block ideal for sheets and control lines

with a row of stainless steel bearings for smooth operation

It features stainless steel ball bearings for smooth rotation and is made of lightweight yet strong materials

Designed to be tied directly onto a rigging point

60 mm Roller Bearing Block - Cheek, M8 Single It features three 40 mmThe RBB60 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