The actual e-mail address of Kra-Tronic Corp (and also Kra-Page) is:

mkr---50kp@kratronic.com  (Please remove the 3 --- after you have copied this e-mail address to your e-mail programm)

Please use the actual e-mail address above. Hint: If the Kra-Tronic Corp. e-mail address needed to be changed, you get a message from the Internet. (Mail could not be delivered). In this case just check this page to find the new actual e-mail address.