Anchor HD Ball Float (67 x 56cm Royal Blue) Non stocked 4 week average lead time:Non stocked 4 week average lead time Material PVC Primary Construction PVC Size::F1 Material PVC Primary Construction PVC Brand Wilks Series 40 U Fender Colour White Height Description 25mm Width 19mm Length 15m The arm of the GRF 10 is connected to the rudder of the boat and relays position information through the sensor to the mariner so they know where the rudder is – giving them an added peace of mind when starting from a stopped position Ball fenders are often used while manoeuvring through tight spaces or while going in and out of locks Popular with commercial users