The file 'N Scale Wheel Bumpers For Resin 3D Printer Model' is (stl) file type, size is 982.5KB.
This is an improved design for resin printing. The bumpers slide onto the rail tops. I've tested them on both Atlas code 55 and code 80 rails.
Wheel_Bumper_v3-Supported-4.stl | 2.5MB | |
Wheel_Bumper_v3-Supported.stl | 629.6KB | |
Wheel_Bumper_v3.stl | 457.7KB |