J-RING apparatus, galvanized steel made, having rectangular section 30 x 15 mm and median diameter of 300 mm.
The median circumference of the ring is drilled, and n. 16 cylindrical bars dia. 18 x 140 mm are fixed into the holes.
The bars have distance of 41 mm between them.
C170 SLUMP CONE, galvanized steel, conforming to EN 12350-2 Spec.
C170-01 PLATE, galvanized steel made, dimensions 905 x 905 mm, with engraved
two circles having 200 and 500 mm diameter.