Gyro Rings Fidget – Print-in-Place Spinning Rings, 4 or 6 Rings, Flips Freely, No Supports | STL

A print-in-place gyro fidget that comes off the bed fully assembled: a core plus 4 (50 mm) or 6 (67 mm) rings on cone pins, with the pivot axes alternating so every ring flips through the next one. WHY IT SPINS BETTER: each ring is a band cut from a sphere, so the gap between rings stays a constant 0.6 mm in every position - no rubbing corners when the rings flip. Cone pins with 0.4 mm clearance sit horizontally at mid-height and print without supports. PRINTING: flat as exported, PLA or PETG,…

♥ 0