Model originally uploaded to Thingiverse at https://www.thingiverse.com/thing:4618411.

optimized for easier printing 2.nd optimization for better print adhesion: https://www.thingiverse.com/thing:4618411

(Donations appreciated, but not necessary. My things are free and will always be). <a rel="nofollow" href="http://paypal.com/paypalme/syzguru"><img src="https://cdn.thingiverse.com/assets/8b/95/38/b3/23/featured_preview_buy-me-a-coffee-with-paypal.png" alt="Foo"></a>