Features

• Aperture：There are 3 type different size and the size is as following, we only ship the size you choose, there are 1pcs in one package for each size
• Type A: Inner Diameter 3mm, outside Diameter: 6mm; Height:2.5mm
• Type B: Inner Diameter 4mm, outside Diameter: 8mm; Height:2.5mm
• Type C: Inner Diameter 5mm, outside Diameter: 10mm; Height:2.5mm
• Qty: 1pcs( we only send the size you choose)