20 mm Ball bearing Block - Single, Lead PBB100 With a 60 mm sheave

With a 60 mm sheave diameter

Mounting: 2xM5

It features ø30 mm plain bearing sheaves for 4:1 or 6:1 purchase of the control lines

The block features stainless steel ball bearings for strength and smooth rotation and a  ø60 mm polymer sheave and glass fiber reinforced polyamide cheeks

Ideal for moderate and dynamic loads with low friction rotation

20 mm Ball bearing Block - Single, Lead PBB100 With a 60 mm sheaveThe Seldn BBB20 Lead Block is a 20mm ball bearing block designed for lower loads. It is easy to install on deck with 2 M4 screws. The stainless steel ball bearings provide smooth rotation with minimal friction, making it ideal for control lines on dinghies and keelboats. The glass fibre reinforced polyamide composite construction ensures strength and durability even under high dynamic loads. BlockType: lead,single SubType: lead single Breaking Load: