div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: JWM、JWB系列 · 9 JWM has self-lock function but an Extra braking device or drive source with braking device is necessary to be equipped because self-lock will be of mal-function src=https:reader033fdocumentpubreader033viewer20220528045fc62098ca23a900521c3852html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: JWM、JWB系列 · 9 JWM has self-lock function but an Extra braking device or drive source with braking device is necessary to be equipped because self-lock will be of mal-function src=https:reader033fdocumentpubreader033viewer20220528045fc62098ca23a900521c3852html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: JWM、JWB系列 · 9 JWM has self-lock function but an Extra braking device or drive source with braking device is necessary to be equipped because self-lock will be of mal-function src=https:reader033fdocumentpubreader033viewer20220528045fc62098ca23a900521c3852html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 4button div class=trans-image amp-img class=trans-thumb alt=Page 4: JWM、JWB系列 · 9 JWM has self-lock function but an Extra braking device or drive source with braking device is necessary to be equipped because self-lock will be of mal-function src=https:reader033fdocumentpubreader033viewer20220528045fc62098ca23a900521c3852html5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 5button div class=trans-image amp-img class=trans-thumb alt=Page 5: JWM、JWB系列 · 9 JWM has self-lock function but an Extra braking device or drive source with braking device is necessary to be equipped because self-lock...