Block dimensions:12″HIGH X 17″LONG X 4″THICK
Blocks
Regular 4" block with a 30 degree offset.
Gravel
Clause 804
Quarry Products
2" clean medium sized stone
4" clean large stone
Chips
3/8" Chips. Very small stones
Regular 4" block with a 90 degree offset.
Bags
An empty small bag.
A much bigger block with a cavity/hole going through the center.
A tonne bag of sand.
Concrete block that weighs one tonne.