F4 30mm Scope Rings

Third test for these scope rings, attempting to hold a red dot optic in place on a Crossman F4 Nitro Piston Pellet Gun.

-expanded inner hold
-merged outer and inner bases
-shortened height
-other minor cosmetics

Testing at 80% infill at .2

M4x10 mm screw
M4 nut
M5x30 mm screw
M5 nut


Will update

Has worked fine for me since the day I printed it. Holds zero well, no issues to report on this end.


This thing was made with Tinkercad. Edit it online https://www.tinkercad.