Jellycomb sells similar form factors at a fraction of the price. I found some with 2 or 3 misprinted symbols on a local market listing for 11 USD/20 SGD, scissor switches, works fantastic for Windows/Apple.
Or you could get the QC'ed ones with proper keys for like 40-50USD.
Or you could get the QC'ed ones with proper keys for like 40-50USD.