Modification to X-Axis Belt Tension Fork to allow cogged bearing for Startt

I decided to change the idler bearings to flanged cogged idler bearings. I read somewhere that these cogged bearings run smoother with cogged belts than the stock smooth bearings, I purchased the following bearings from Amazon for $9 US delivered:

BIQU GT2 20Teeth 5mm Bore Aluminum Timing Belt Idler Pulley for 3D Printer 6mm Width Timing Belt (Pack of 5pcs)

www.amazon.com/gp/product/B01H3DNKYY/ref=oh_aui_detailpage_o06_s00?ie=UTF8&psc=1

These cogged idler bearings are wider than the s