Designed according to European standard UNE-EN 748. Made in galvanized steel pipe (50 mm or 80 mm round cross-section) painted in RAL 9010 white (other colours available on request). Used to tighten the upper section of the netting by means of ties; creates a “box” effect. Length: 3 m. Anchor points included: 50 cm deep. Price per set (4 units).