redline mx20

i recently went to a yard sale and i saw two dope azz bmx for my nephews one was a Redline MX20, and the other one was a Diamondback Viper. i payed 300 for both of them some how :thinking: . did i overpay or did i get a good deal

As a unicycling forum, not sure this is the right place to be asking.

Also, this is the trading forum, for things you want to sell (or buy).