Blocks
A much bigger block with a cavity/hole going through the center.
Quarry Products
A tonne bag of sand.
Gravel
Aggregate mix
Regular 4" block with a 30 degree offset.
Bags
An empty small bag.
An empty big bag.
Regular 4" block with a 90 degree offset.
Concrete block that weighs one tonne.
Chips
3/8" Chips. Very small stones