| Model No. | 202-NT-WZ-O-28/410 |
| Neck Size | 28mm |
| Neck Spec | 410 |
| Output | 2.5cc |
| Tolerance | ±0.15 |
| Color | Gold (customizable) |
| Material | Food-grade PP (Polypropylene) |
| MOQ | 10,000 pcs See policy → |
O-type gold external spring with luxurious presence for premium skincare brands.
Applications: Luxury premium skincare
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