Originally Posted by aus
What's the difference between the RI-D vs. F1? What's Duralumin?
I thought it was something out of Star Treck!!!
In a nutshell the RI-D is an even lighter one piece forged Duralumin. Compared to the FI forged Aluminum. Naturally, this means that the RI-D is also much heavier on the wallet as well
You can reference this thread as well.