Motor Base Plates may be used where the mounting surface area is to thin to drill & tap, where in fact the motor foot might need to more than hang, on structural frames or increase the motor/pump elevation for pipe mounting ease.
Transmission Chain Standard Features:
Easily welded in place
Multiple NEMA motor 
frame sizes available
Each Motor Base Plate has multiple NEMA engine frame mounting patterns
Can be used on existing systems
Standard Material:
Carbon Steel