Solid Concrete Block, 4" H X 4" W X 16" L

Concrete blocks, also called cinder blocks and cement blocks, come in a wide variety of shapes and sizes. They are made out of a mixture of Portland cement, sand, gravel and water. When the mixture is wet it is paste-like and can be cast into the form of the block. When it dries, it hardens until it becomes like stone.

• 4" high x 4" wide x 16" long solid block
• Sold individually
• 180 blocks per cube
• Meets ASTM C-90 Standards

Due to the fragility of this item, it is only available for shipping within our local Toledo, OH delivery area. Please contact us at customerservice@kuhlman-corp.com or 419-794-8238 or 800-669-3309 with questions.