The Strainrite Permanent 4 Arm Wire Jenny Dispenser is galvanized for long term corrosion protection. It Features Quick adjust wire guide fingers, 12mm diameter for extra strength. Self regulating friction hub to prevent wire overrun. Designed for a standard 25kg coil of wire. Also with convenient handle for re-coiling used wire. Comes complete with a ground spike, but a Wire Jenny stand can also be purchased as an optional extra.