USA
M106 Mortar Carrier
Scale: 1:144th (10/12mm)
Size (Bounding Box, assembled): 34.23mm x 20.23mm x 17.7mm
Locking turrets: Primary
Supports: Not available at this time, sorry.
Scaling Notes: Red. Parts adversely affected by scaling: Wall thickness, thin parts (e.g.gun barrels, track thickness), fit of locking turrets.
Photo of VPN print (Shapeways).