Lumberlok Girt Plate 120mm Zinc Galvanised SKU: 182442 MODEL: GIRTPLATE Error. try again later You've successfully joined the club $ 4 .18 each Available on orders $50 to $1500.More info × Mitre 10 SAvailable at selected stores. Check your local store for details Variants Specifically designed for girt to pole fixing, as per Farm Building Designs. Features and benefits 120mm long Nailon Plate, slit and pre-folded to 90 deg. Fixed with min. 8 x LUMBERLOK Product Nails 30mm x 3.15mm diameter each face (16/cleat).