It looks like this was a promotional model?. You can hear inside the black plastic base a sand like sound when you move it.
P&H 4100XPC Mining Rope Shovel - Weiss Bros 1:160 Scale Model #WBR022-1801 New
1/60 Scale Model of a Bucyrus Erie Company 1960 Stripping Shovel Original Metal
Bachmann Mini-Planes #12 P-38 Lightning 1:160 Scale #8312:79 NIB OSS
Vintage Bachmann Mini-planes #99 TBM Avenger 1:160 Scale 8399 NIB OSS
Set Of 3 Scale Model Wood Wire Rope Spool's 1:50 or O Scale.
Blue Trash Carts Set of 6 Cans 1:34 Scale Model Accessories First Gear 90-0518~
