Wichard Backstay adjuster - With wheel - For 5/6/7 wire - Dia pin 12 mm 16505 Wire Bullet blocks use roller

Wire Bullet blocks use roller bearings to carry higher loads and feature hardcoat-anodized PTFE impregnated aluminum sheaves for strength and corrosion resistance

Due to its unique three chamber technology the sound attenuation is an incredible 10 db more than that achieved with a traditional waterlocked

Cut out: 303mm x 254mm

Motors attach to central drive shaft and drive through winch gears for two-speed mechanical advantage

Sheave Ø (mm) 29 mm Length (mm) 49 mm Weight (g) 23 g

Wichard Backstay adjuster - With wheel - For 5/6/7 wire - Dia pin 12 mm 16505 Wire Bullet blocks use rollerWichard backstay adjuster with wheel for optimising rigging and sail performance. Wheel operation makes it ideal for small boats and budget conscious sailors. Handling load: 1,200 kg Length pin to pin (closed open): 350 520 mm Toggle: 15 20 mm Pin & stud diameter: 12 mm For wire diameter: 5 6 7 mm