Great polo for fans of the Extreme Sailing Series

Perfect Fit: Available in various pin sizes to match your specific rudder and gudgeon setup

Safe to use

STUD TYPE: 2 x 12 Way 4 Stud

as it requires no ironing and takes up a minimal amount of space

Allen 30mm single Dynamic Block with fork head and kicker key A2030F-873 RONSTAN BLOCKS Great polo for fans ofThe A2030F 873 features an adapted side strap for a clevis pin attachment. This block also comes with a strengthened vang key. 30mm Dynamic Blocks use the same high quality Dynamic bearing, materials and precision engineering as our 20mm Dynamic Block range. Bearing Type Ball Height 15mm Length 77mm Max Line 8mm Sheave mm 30mm Width mm 30mm Weight 40g Breaking Load 450kg MWL (Kg) 140kg