Files with TKL extension can be found as GPS data files from Holux MapShow305 device.
There is one other file type using
the TKL file extension!
.tkl - Takeoff Live PDF working data
What is tkl file? How to open tkl files?
The TKL file extension is related to the Holux MapShow305. A *.tkl file contains tracks for Holux GM-305 personal navigator.
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