I you happen to have Ojimak's MiG-21 printed at 30% and need a landing gear, here is one.
(labeled as MiG-21 Bis because I remade the struts and probe from a MiG-21 Bis 3-view, the doors are from my MiG-21UM as is the nose cone)
(Finally completed after 2 years!)
edit: 2 more pics