100 mm Plain Bearing Block - Halyard, permanent backstay

The 100mm Plain Bearing Single Backstay Block is designed for up to 4 ton working load and ideal for backstays (permanent backstays) as the top block in a cascade system.

The block features a plain bearing with polymer bushing and two axial Delrin®
thrust bearings to stabilize the sheave when the rope enters or exits the block with
an angle. Machined, black anodised aluminium sheave and cheeks. All stainless parts are insulated from aluminium to prevent corrosion.

The blocks are quick and easy to dismantle for maintenance.

Safe working Load: 4000 kg
Breaking Load: 8000 kg
Max line size: 20 mm