Thigh join 90° Front, 45° back, 90° outward.Shoulders join at the chest and can move inward.Cutter or sand paper for tolerance adjustment.Use Nail Polish to fix loose balljoints.Gaps tolerance are 0 mm to avoid loose joint (Use sand paper or cutter for adjustment).Best print orientation for maximum strength result.Most join are ball joint some are swivel joint.Files have been checked in slicer software and 100% work: Full preview: Here Updates: Here Download stl Files for 3D Printing Fully Articulated Power Robot not Dino Megazord stl Download stl Files for 3D Printing, Android Game Version.