Looking at classifieds right now, they are being bought and sold at 1 key 36 ref. With keys at 43 ref that makes it 1.8372 keys, which actually makes the range more accurate than either flat price in a way. Unless of course you advise to put a 1.85 key flat price at which point I will resuggest.
bot.tf
https://bot.tf/stats/item?def=1157&q=6&ef=&craft=1&aus=0&ks=0
https://prnt.sc/m2kmwh
Sales in past 24 hours:
Bought
8 @ ~1.85 keys
3 @ ~1.80 keys
Sold
3 @ ~1.85 keys
1 @ ~1.80 keys
Current classifieds buyers:
11 @ 1.80 keys
Current sellers:
3 @ 1.80 keys
keys at 44 ref: https://backpack.tf/stats/Unique/Mann%20Co.%20Supply%20Crate%20Key/Tradable/Craftable
Simple range.
Sellers down to 1.81
Keys at 43 ref still rounds that to 1.85 keys.
Looking at classifieds right now, they are being bought and sold at 1 key 36 ref. With keys at 43 ref that makes it 1.8372 keys, which actually makes the range more accurate than either flat price in a way. Unless of course you advise to put a 1.85 key flat price at which point I will resuggest.