XINYANG941727 New Professional Indoor String Elastic Rope Practice Rebound Tennis Training Ball
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คุณสมบัติเด่น / รายละเอียดสินค้า:
Diameter: | 63.5-66.7mm |
Advancing deformation: | 0.23-0.27N |
Weight: | 56.7-58.5g |
Elasticity: | 138--147cm |
Material: | High quality rubber and woolen |