A much bigger block with a cavity/hole going through the center.
They are a much bigger block than the 4″ and 6″ blocks with a cavity/hole going through the center of the block. Sold in bales of 20 or by single blocks on their own.
The bigger thicker blocks up from the 4"
Screenings-Very dusty gravel
A tonne bag of sand.
An empty small bag.
Regular 4" block with a 90 degree offset.
Small empty heavy duty sand bag.
Regular 4" block with a 30 degree offset.
3/8" Chips. Very small stones
Concrete block that weighs one tonne.