Yes, when you order the Replacement Hardware Kit for Trailer Hitches # RHK and input Draw-Tite and 75774 in the selection boxes then you will get everything that comes in the hardware kit for the Draw-Tite Max-Frame Trailer Hitch Receiver # 75774. Which would include the clamp brackets. view full answer...
As of right now (February 2023) we don't have any photos of the etrailer Trailer Hitch Receiver # e72KR for your 2013 Mercedes-Benz GLK350, but fortunately this hitch looks exactly the same as the Curt Trailer Hitch Receiver # C13177 just with a matte black finish instead of glossy black like what the Curt has.
I'm attaching a photo of the Curt hitch as well as a photo showing the difference in the matte and glossy black finishes for you to check out. view full answer...