I am selling some of my GHD keys to buy the KPA500 Amplifier. The keys are new in the box, never used in mint condition. GT502 straight key, GT502 mil straight key w/bent lever, GN30ws dual/single paddle. I also have 3 Nye keys new in the box, and palstar ZM30 Analyzer. Call Dave AD7IJ 801-796-8211 TNX