Here i have constructed a bike bicycle handlebar holder for a "Garmin Oregon 450" (and similar)outdoor navigator.
-cross-head screw M4x25mm (galvanized)
-female screw M4 (galvanized)
-for better holding and against twisting --> double (1mm thickness) faced adhesive tape. Glue it between bike handlebar and printed holder
-bike handlebar: diameter 22mm
-0,25mm layer thickness
-STEP file complete (with all parts)
-STL file for printing (part1 + part2)