Originally Posted by VT_Speed_TR

Bar end shifters won't work on trekking bars because trekking bars are smaller diameter then road bars. i mount by bar end shifters on my trekking bars using Paul Components mounts, which makes them more like 1980's shifters or current trigger shifters. i like the old school shifters mounted on the top of the bar, so for me it was very convienent. Paul makes mounts for both road and mtn diameter bars, so you can mount the bar ends on top of either bar