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APTFW BPTFW25 28 30 36P5M100 P5M150-6 8 10 12 15齿 形 惰 轮
APTFW BPTFW26 30P8M150 P8M250-12 15 20齿 形 惰 轮
APTFW BPTFW25 28 30 36 26 30P5M100 P5M150 P8M150 P8M250
APTFW/BPTFW25/26/28/30/36-P5M100/P5M150/P8M150/P8M250-同步轮
