Use the ground screw base offered here for Beachflags and Flying Banner models with an inner rod diameter of approx. 20 mm (lower rod), since the spike on which the rods are attached has an outer diameter of 20 mm. The screw base is suitable for loose/sandy soils.
Design: black plastic, rotatable plastic holding mandrel D = 20 mm, fold-out red handles for easier insertion, 550 mm total length and 235 mm thread length
Delivery: individually in polybag, bulk packed in carton