Jeff Ament teamed up with Mike Lull in 2012 to [create a signature model](http://www.mikelull.com/site/instruments/signature/signature-ament.html). The bass features a 20% oversized body, but thinner body thickness than standard Mike Lull T4 models, along with a reverse headstock. Jeff Ament personally chose all custom colors, finish, and wood configurations.more
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