So tonight I tried it. I glued Goldarc 8 47 on both sides and brought with me the blades I play right now, which are Tibhar Samsonov Force Pro Black Edition and Sanwei Fextra 7 both with Fastarc g1/c1.
The Sanwei 54 ALC is very fast. I know Goldarc is bouncier than G1. But this blade feels...