Originally posted by Iguana Don
Chepar
Actually you have a 1st class reg now, if and when you decide to upgrade all you need to do is get the TX50 2nd stage. The TX20 1st stage is, if I am correct is Apek's DS4 which is THE reg to have.
ID
In the brochure for the new Apeks regs the first stage for the AT 20 does not look anything like the DS4
A Tx 20 is not shown and chepar lists it as a T 20
Chepar, Congrats on your Gear!!