12B twister adopt dual support , the main axis adopt thick seamless steel tube, through the keyway connect the winch and have good rigidity and no riding wheel(1 set of 12B assistant riding wheel ), adopt gear to back twist and the twister can rotating on
12B twister adopt dual support , the main axis adopt thick seamless steel tube, through the keyway connect the winch and have good rigidity and no riding wheel(1 set of 12B assistant riding wheel ), adopt gear to back twist and the twister can rotating on
12盘绞体采用双支撑座支撑，主轴为厚无缝钢管、通过键槽连接绞盘、具有钢性好、无托轮（12盘辅助托轮1套），采用齿轮退扭、绞体可长期高速旋转。