You need to install and debug it yourself. 1 brass gear rod. 9 size specifications to choose from. Size:Length:45.8mm,44.5mm,39.3mm,39.1mm,38.7mm,38.1mm,33.9mm,33.3mm,30mm. 1 The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
