20 mm Ball bearing Block - Single, Lead PBB100 This is a 22 mm

This is a 22 mm wide and 1200 mm long standard track with holes for M5 fasteners

With a 60 mm sheave diameter

The PBB60 Double Cheek Block is a deck-mounted block suitable for line routing over deck on medium sized boats

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

20 mm Ball bearing Block - Single, Lead PBB100 This is a 22 mmThe 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: