Pressure arm pressure roller assembly <br>stop bolt <br>bearing seat <br>holding ring <br>bearing <br>shaft with elastic ring <br>rocker hinge shaft <br>rocker <br>cylinder connection head <br>end cover <br>rocker cylinder seat <br>pressure arm assembly <br>copper elbow <br>pressure roller busbar <br>pressure arm rotating shaft <br>ring <br>pressure Arm assembly <br>thrust washer <br>thin cylinder <br>stop washer <br>sliding bearing <br>stop
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