Ikea Alex Drawer Gridfinity Base

There are a ton of Alex Gridfinity Base options out there, so why this one? Like many of you, I was awfully confused as to which way to go. I had the specs of the bottom of the drawer, I knew there was a small gap to put in the back, but so many options, and several seemed to differ on arrangement, weight of the base, etc. So, knowing that I needed a 7x12 grid with a spacer, I got into Fusion and made a couple of grids to mate up. I chose 6x4 and 6x3. That means 4 total plates per drawer. Once I had that, I measured for the spacer, took the width of the drawer, cut it in half, and whipped up a spacer block that's split in 2 pieces. So with the profile I'm adding here, you just run each plate twice and you're set. I didn't find the need for side spacers, like some folks do. Be aware, there are some screws that stick out from the side of the drawer about ⅓ of the way back. You can load it up fully side-to-side, though it will be snug. In the images I've shown here you