| Customization: | Available |
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| After-sales Service: | 12 Months |
| Warranty: | 12 Months, 12 Months |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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| Payment Methods: |
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| Support payments in USD |
| Secure payments: | Every payment you make on Made-in-China.com is protected by the platform. |
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| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
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To measure initial length and extended constant K of YO-YO balls, to determine whether the extended ropes of balls have the neck injury hazard or not. Steel ruler, graduated scale and weights are included.
Standard| EN 71-1 part 8.37; ISO 8124-1-2018 clause 5.38 |
| Standards accessories | YO-YO ball grip | 1pc |
| Scale indicating rods | 2pcs | |
| 0.05kg fixture | 1pc | |
| 0.05kg load | 1pc | |
| 0.1kg fixture | 1pc | |
| 0.1kg additional weight | 1pc | |
| English manual | 1pc | |
| Certificate of quality | 1pc |






Q: How is your service?
Q: Are you able to provide a ISO 17025 calibration certificate?
A: Yes, we generally provide two calibration certificates(optional).
• ISO 17025 certificate provided by a third party inspection company with charges.
• Calibration certificate provided by UTS without charges.
Q: Can you send report of fumigation report?
A: Our packing is composite board, not log, so it do not need fumigation treatment.
Thank You For Always Supporting UTS Products!