Series 29 Double Block RF417
These lightweight blocks are often used for light duty purchase systems such as dinghy boom vangs, cunninghams, leech line tackles, bunk adjusters, etc.
Hollow rivets in the block heads can be fitted with shackles, which can also be used to add a becket for extra purchase.
Sheave Diam (mm) 29
Max. Rope (mm) 8
Max. Working Load (kg) 450
Breaking Load (kg) 1300
Weight (g) 40