On all my bikes I use FUZEBLOCK for my electric farkles.
Made a simple bracket from scrap aluminum that was just strong enough to be bent with channel locks. originally made a brack perfect size, but then opted to go bigger. (cut with dremel "cut-off" tool, drilled 6 holes with drill press)
Here one can see moving the fuse to the right will result in "switched" power, when the key is on it will be juiced, in current state of fuses it is constant power. I put the bolts where the extra part goes to the inside of the FUZEblock rather than hang out the bottom of the mount. I used the short bolts in the set.
Came out fairly nice
Then the first thing I do after is install a
USB solution for phone/GPS/MP3 player/text/email/Netflix/etc
Under the friggin knife it goes
Ok, we all know how to wire and soldier so let's skip all that and right to the finished product
sorry about the crappy phone pics right there^^^