Rennstahl Trail Gravel We had the possibility to mount the brand new Campagnolo Ekar 1x13 group on the new developed Rennstahl Trail Gravel frame. The Ekar group comes as a pure single group and offers a gear ratio range of up to 467%, with 13 sprockets the gradation is very fine and even. The German brand Rennstahl has dedicated itself entirely to the topic of gravel and touring bikes. To the two already existing Gravel model series Speed Gravel and Gravel now comes the Trail Gravel models. The Trail Grav
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