Chainring guard for a children bike. Designed for Merida Matts J24, J20 but usable for many others with 5-screw mounting.
Created after the original equipment was broken and not possible to obtain replacement.
The complete set consists of two parts:
ChainringGuard-inner_v3.stl - with smaller holes to fix the screws
ChainringGuard-outer_v3.stl - with bigger holes the screw goes through it
The outer diameter is 140 mm.