How can I tighten this (Roval Alpinist) seatpost hex bolt with a saddle that doesn't have an open gap on top? The holes in this screw seem to be for some non
DARIMO CARBON Seatpost T1 Loop | 3K bright / red | 27,2 mm, 299,00 €
Carbon seatposts for MTB and roadbike by Schmolke Carbon