1. Material: metal
2. Alloy base, special plastic plastic column is durable
3. The gear-shaped buckle design is interlocking, the pattern is elegant and generous
4. Y-03 size: 12x4x4 cm
5. Y-05 size: 11.5x3.8x4.3 cm
6. Y-04 size: 12x4x4 cm
7. Y-06 size: 12x4x4.5 cm
8. Weight: about 62 grams
9. Note: Two knobs are included in one set
10. Packing list：
1. Knob x1 pair
2. Small screw x8
