[US] WTT Newbee 4GS - Looking for 4:1 ratio

Hiya friends.

I have a set of 4GS 5:1 ratio. I’m looking to see if anyone has a set of 4:1 ratio and wants to trade.

I have 4:1, is yours unused? I have a used one.

Barely used. Less than 100 miles on them. No scratches or dings.