田宮 15345 導輪專用11mm滾珠軸承套裝
滾珠軸承是引向導輪不可或缺的部份。包含外徑11mm尺寸的滾珠軸承2個的套裝。
★Make sure your rollers roll smoothly by fitting ball bearings! ★These two ball bearings have an 11mm outer diameter, and are joined by four brass bushings and screws for attachment. ★Thickness: 4mm.
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