Regular 4″ block with a 90 degree offset.
Regular 4″ block with a 90 degree offset. Can be bought individually or as a bale of 30.
Chips
3/8" Chips. Very small stones
Blocks
The bigger thicker blocks up from the 4"
Gravel
Clause 804
Quarry Products
Drainage stone-small smooth rounded stone
Regular 4" block with a 30 degree offset.
Bags
An empty big bag.
Concrete block that weighs one tonne.
Aggregate mix
A much bigger block with a cavity/hole going through the center.