50 mm Plain Bearing Block - Double, Swivel Length 31 mm It features a stainless steel

It features a stainless steel strap for safety and longevity and glass fiber reinforced composite cheeks to prevent jamming

Mounting: 2xM4

we have reduced the risk of the thread seizing up under heavy loads

Electropolished stainless cheeks and black anodized aluminium sheave with polymer plain bearing

providing reliable and precise rig tuning in line with Seldén's guidelines

50 mm Plain Bearing Block - Double, Swivel Length 31 mm It features a stainless steelThe 50 mm Double Plain Bearing Block is designed for medium sized boats for numerous applications. It features an acetal sheave, stainless steel strap for increased safety and stiff glass fibre reinforced composite cheeks to prevent lines from wedging. Safe working Load: 650 kg Breaking Load: 1300 kg Max line size: 12 mm