Product Name: Rollers For Electric Treadmill Model No: diameter 60 60 series Front roller Item L L1 L2 D d D1 B K1 K2 Surface treatment GQ6017001 554 547 522 59.8 17 100 28 / M8 Electrophoresis GQ6017027 535 519 482 59.8 17 110 22 M8 M8 Electrophoresis GQ6017028 577 569.5 537 59.8 17 108 22 / M8 Electrophoresis GQ6017033 616 600 566 59.8 17 100 22 M8 M8 Electrophoresis 60 series Rear roller GH6017003 472 458 414 59.8 17 / M8 M8 Electrophoresis GH6017011 574 550 490 59.8 17 / M8 M8 Electrophoresis GH6017014 698 682 620 59.8 17 / M8 M8 Electrophoresis GH6017015 605 581 520 59.8 17 / M8 M8 Electrophoresis
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