Very, very easy to do, takes all of 2 minutes with the right allen key and a biggish spanner (or adjustable). The big nut

that holds the yoke on undoe´s, and the yoke etc. pulls away. The DIN bits then just screw in in their place.
Probably took longer to write the reply than it will to change the parts!!
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Sean Arrowsmith
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If in doubt - Give it a clout
www.sean-h2o.com - Some more of my pictures