4:1 Boom Vang : w/ 12m of 10mm line : WLL 907 kg
30US41 BOOM VANG 4 to 1 purchase with 12metres of 9mm rope
30US41 30 series BOOM VANG 4 to 1 purchase.
Comes complete with 12m (40ft) of 10mm (3/8″) rope.
Made up of a stainless 30-01US Fiddle block and 30-06US Fiddle block with Becket and Cam Cleat
6mm adjustable swivel shackle
Delrin ball bearings
Sheave Diameter 63mm (2 1/2")
takes line up to 13mm