Your friend's shifter is probably fine, it won't be worn out and will have the stops....
It might be a little dirty, but you'll save a hundred bucks.
As long it's not visibly broken i'd buy it, but i got mine for $50
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4.10's,long tubes & 75 shot...Goes 12.50's
Check it out at
http://www.burnouts.webprovider.com