ff series grader blade

Here's my homemade grader blade. This is built similar to the early Sears grader blade design. Just a lot more heavy duty. The blade is a section of 8" pipe, 3/8" thick. It's 5' wide. I took it off the #2 FF/20 so I could dedicate it to a mower. I will put it back on the #1 FF/20 as it has...