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| small square black base | CN¥ 6.0 | 991218 piece available |
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| medium square black base | CN¥ 11.0 | 992134 piece available |
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| large square black base | CN¥ 13.0 | 990497 piece available |
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Large size: Length 17.5CM, width 15CM, height 18CM, ball diameter 1.8CM
Medium size: Length 13CM, width 11.5CM, height 13.5CM, ball stainless steel diameter 1.5CM
The small trumpet specification is about: length 8.5CM, width 7CM, height 9cm
Material: ABS plastic, tough fishing line, solid metal ball
Plastic electroplated silver has a normal fading in some places, please be careful when purchasing.
The principle of momentum conservation in physics, I believe, was familiar to us in middle school.
Pull one, two, or three billiard balls and see different effects, endless fun
There are many ways to play, it all depends on your imagination. The ball cannot move forever, it will only move forever in a specific vacuum state. Those who are uncomfortable with this should avoid it!!!
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