Join Date: Jul 2006
Location: Columbus, OH
Bikes: '08 Surly Cross-Check, 2011 Redline Conquest Pro, 2012 Spesh FSR Comp EVO, 2015 Trek Domane 6.2 disc
The closest thing I've seen to what you're asking about is the Chronometro Nob, usually used to mount cyclecomputers to aero bars w/o it being 90 degrees the wrong way.
It's not straight to the lowrider braze-on, but it's of similar function.
"I feel like my world was classier before I found cyclocross."
- Mandi M.