Description:Premium Material: Due to its material such as steel, this excitation wheel can be used for long time. So you don't usually need to replace the part.Heat Dissipation: This excitation wheel has a powerful heat dissipation function, which can protect the generator and the operator.Quick to Install: This excitation wheel only take a few steps and minutes to be installed.Spare Parts: This excitation wheel is a good choice as spare part in case that you need to replace the part.Wide Use: This excitation wheel is compatible with replacement for LSA43.2 and LSA44.2.Specification:Color: show as pictureMaterial: SteelSize: approx.16*8*2/6.29*3.14*0.78inchesNote:There might be a few color distortions due to different computer resolutions.There might be a slight error due to different hand measurements.Package Includes:2 Pieces excitation wheels1 Piece Varistor