Pump Motor Adapters (Bell Housings) are designed to assure proper shaft alignment between the electric motor and your hydraulic pump. They also reduce assembly cost over using a foot mounting bracket or riser. Standard Features: Drive coupling access hole with safety orange removable cover Electric Motor mounting bolts provided Pump mounting orientation can be rotated in 90 degree increments by rotating the adapter on the electric motor. Available for mounting your assembly horizontal and vertical with most adapter styles