A Main Support Plate is a flat and sturdy plate that provides structural reinforcement and support to the Screed Frame. It is typically a flat or contoured plate and shaped to match the design and dimensions of the Screed Frame. Attributes:• Provided with 20 mounting holes to fit a fastener of size 1/2"• Helps to distribute the loads and forces exerted on the screed frame more evenly Applications:A Main Support Plate helps in maintaining the stability and alignment of the Screed Frame.