Spud gun

Spud gun 3d model.
This device is a pipe based cannon with uses air pressure or pressure of fuels combustion for launch projectiles (potatoes, oranges, tennis balls, toilet papper etc) at high speeds.   This device also known as potato cannon. Uses usually for fun.
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Quality of 3d model enough for close up renders.
Modeled using subdivided geometry. In *max files stack not collapsed and all objects saved with turbosmooth modifier; obj, fbx, 3ds files exported in two versions: with 1 subdivision and without.
System units metric, 1 unit = 1 cm;
Dimensions: 15.3 cm x 105.6 cm x 28.8 cm
Polycount:
no subdivision
polys:    44609
vertices: 46185
1 subdivision
polys:    356908
vertices: 181538
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Rendered with Vray on 1 subdivision. Textures included in to archives, render scene and HDRI map not included.