Crucial 16GB DDR4 2666 MT/s (PC4-21300) SODIMM 260-Pin Memory - CT16G4SFRA266
CT16G4SFRA266 is a 16GB DDR4 notebook module that operates at speeds up to 2666 MT/s and has a CL19 latency. It is an Unbuffered SODIMM and can be built either as single-ranked or dual-ranked. It conforms to the industry standard DDR4 SODIMM layout of 260 pins and is compatible with systems that take DDR4 2666 MT/s SODIMM memory.
My delivery for this was apparently lost. Ordered 16/10.