Great rails, look exactly like OEM, fit factory holes. Der fermentierte Pfeffer von Ankerkraut ist dabei der beste den ich bis dato probiert habe! My husband is constantly losing his keys, and other items. Calibration. it fits on my air 58but it doesnt make a difference same as stock onehyperglides much better than hyperslides dinner or party, but it is pretty underwhelming. Good cable well made and charges quickly. I sent my original keyboard back to Razer for a replacement. The only question about buying these is if you get one pair or two. This led to the airpods case falling out completely to the floor as I had it clipped to my belt.