Pyramid produce with Erkules rope Ø 16 mm, arranged to fix it on the ground in 8 points with shackle M14.
With horizontal internal nets at 100 cm and 200 cm from the ground, arranged for the fastening to the centrale pole 160 mm.
Upper fastening with redances, HIC < 100 cm.
Different types, from H 250 to H 550 from the ground; diameters on the ground from 300 cm to 600 cm.
Central pole and turning cover excluded.
Horizontal internal nets can be jointed with climbing nets and stairs for models over 450 of height.