MSI VENTUS 3X RTX 3070Ti pcb for those who may need it. For reference the inside distances between the mounting holes are 64mm and 50mm exactly. : r/watercooling
MSI Ventus GeForce RTX 3070 Ti Video Card RTX 3070 Ti Ventus 3X 8G OC - Newegg.com
MSI NVIDIA GeForce RTX 3070 Ti VENTUS 3X OC 8GB GDDR6 PCI Express 4.0 Graphics Card NVIDIA GeForce RTX 3070 Ti VENTUS 3X 8G - Best Buy