Set 3 đầu chuyển đổi ống thủy tinh khoa học thân trong suốt dày 18mm x 15mm 3.5 inch

Colour: transparent Material: glass Size: Length: about 12 cm Package Contents: 3 * Thickness 18mm by 14mm Stem Clear Scientic Glass Tube AdapterOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.