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1）High precision clapboard connector, more stable and durable
2）Even after repeated disassemble and assembly of connectors, still maintain reliability, loose, not shaking
3）The side board is not easy to move and deform
4）Invisibility and beautiful
| Item name | 303BB shelf support |
| Material | Steel / Plastic |
| Finish | White/ Brown |
| Diameter | 5mm/3mm |
| Weight | 3/2.8g |
| Sample | Free |
| Certificate | ISO 9001:2008 |
