| 2xxx = Pro series (Handmade and individual. Custom shop line. Made by Kahler USA) |
| 4xxx = X-Trem series (Imported from China) |
| 7xxx = Hybrid series (Factory made, added locking feature. Made by Kahler USA) |
| ALL 2200, 2210, 2215, 2220 Pro, 4200 X-trems and 7200 Hybrids as well as ALL 2300, 2310, 2315, 2320 Pro, 4300 X-Trems and 7300 Hybrids share the same parts specs "inside the frame", such as Cams, Saddles, Fine tuners, String hooks, Screws, Adjusters and Arms. Everything except the outside mounting plates. |