Nathan K5 P05

Nathan Airchime Experimental Horn, p05 with using K bells instead of P bells
P0- 2 piece 1L
Old cast P1- KSP1
Old cast P2- KSP2
Old Cast P3- shimmed k2
Old cast P5- custom tuned K5 bell or a KSP5 is pretty close or a shimmer 4A bell.

[@savannahayala8480]

That's not a k5

[@NickSilcox3]

It is a K5.
It has bells 2 piece-1L with a spacer, KSP1,KSP2, retuned 2 bell, and a retuned 5 bell. Playing the same chord to an old Cast P05.