Features KP-AUXA, KP-AUX1T ●Provide with the rocker arm , enable to revolve on 360 degrees. ●Main shaft can be extended to maximum 830mm ●Power arm inside includes nitrogen gas stick , allow user to grab the arm easily, automatic lift up to position after finishing the work . ●Easy to assemble and disassemble. ●Optional accessory KP-VA1, KP-VA2, KP-VAR (90 degree adapter) is available for user to adjust angle in accordance with the object to be fastened.