磁电机轴承外圈与内圈只有单面相连，因而拆卸方便，利于安装。
Since the outer ring has a shoulder on only one side, the outer ring may be removed. This is often advantageous for mounting.
本实用新型与螺丝刀配合使用，拆卸安装螺丝钉方便，具有很好的推广价值。
The utility model can be matched with screwdrivers, and the assembly and disassembly of the screws is convenient.
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