Size:
10mm:Height: 7mm; Cap diameter:10mm; Base diameter: 11mm
8mm:Height: 6.8mm; Cap diameter:8mm; Base diameter: 11mm
Screw size (Diameter X Length ): 8.6 X 7mm, Screw tube diameter 3mm
Weight: 5g (1 pcs)
one pcs include mushroom shaped spikes + screws