thanks for the comments guys
@JLaban4 and @wraithnine
sorry for the late answer gentlemen
Blue Shadow Virus bomb tutorialthe bomb is pretty simple to make:
step 1 (material): you need a steel ball, cotton bud, wire, super glue, wire cutter, scissors, cardboard, brush and paints (yellow, red and grey)
step 2: cut the cotton bud (2mm long) and the wire (3mm long) into four pieces.
step 3: glue the cotton bud pieces on the steel ball and after that the wire pieces into the cotton bud pieces
step 4 (strut): the strut is made of cardboard
step 5 (paintjob): I used Revell enamel paints and a fine brush