Designing and printing a bike mirror

Over the years, I've bought at least four of these Origin 8 handlebars . They're attractive, comfortable, versatile, and cheap. But they have an unusually small internal diameter, which makes finding mirrors that fit very difficult. Most all are made for bars with a larger inner diameter. And also, most bike mirrors are as ugly as homemade sin, or so I'm told. So, armed with my new Bambu printer,…