Mcoplus EOS R battery Grip - Replacement for the Canon BGE 22. - YouTube
PCL-RG Custom L Bracket for Canon EOS R with battery grip
Rent A Canon Eos R With Nd Ef Adapter & Battery Grip In San Diego | KitSplit
Amazon.com : Neewer Vertical Battery Grip with 2.4G Wireless Remote Control ,Compatible with Canon EOS R Mirrorless Digital Camera,Replacement for BG-E22,Works with LP-E6N/LP-E6NH Battery (Battery Not Included) : Electronics
Here's the Canon EOS R with battery grip in the wild
Kondor Blue Camera Cage for Canon EOS KB-CANON-CAGEGRIP-CO-BK
Battery Grip for Canon EOS R7
Vertical Battery Grip Bracket for Canon EOSR EOS R Camera, BG-E22
For Photographers: Canon EOS R review — Amy Kristin Photography