The Ibis Mountain Trial bike combined a trials bike with a mountain bike (pretty clever name, huh?). It allowed you to have fun playing around with trials courses without having a dedicated bike since it is still a competent trail bike. The rear wheel is a 24" and the front is 26".
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More MOMBAT-themed resources.
"Ive seen mountain bike rides transform people not just their bodies but their way of thinking. Their spirit." Charlie Cunningham