Manhole Grade Ring

We can make these risers from 2" up to 5". The dimensions are 24" Inner Diameter and 34" Outer Diameter with a weight of 50lbs/inch. They are perfect if you want to do a drain in a parking lot or a dry well. They can be stacked to create whatever size you may need.

24" Inner Diameter x 34" Outer Diameter x 2" Deep
24" x 34" x 3"
24" x 34" x 4"
24" x 34" x 5"