Amazon | SanDisk Extreme 64GB CompactFlash CF Memory Card works with Nikon D300, D300S, D810, Digital DSLR Cameras HD UDMA 7 (SDCFXSB-064G-G46) with Everything But Stromboli Combo Cloth and Combo Reader
FLASH YONGNUO YN 565-EX PER NIKON D850 D810 D4S D5 D6 D3X D3S D7500 D700 D300S | eBay
Nikon | Imaging Products | Nikon D300S
3PCS 10-PIN CAP SYNC FLASH COVER REMOTE CONTROL MC-30 PER NIKON D3 D300 D300S 3X | eBay