更多参数如配配套法兰板、导轨尺寸可点击对应型号查看：
KB4.072 | KB4.073 | KB4.074 | KB4.076 | KB4.0784 | KB4.079 | KB4.080 | KBPR4.072 | KBPR4.073 | KBPR4.074 | KBPR4.076 | KBPR4.0784 | KBPR4.079 | KBPR4.080 |
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