- Allows you to raise the lid and tilt the lid to match the new road crown
- Riser heights start at 1 ½-in. and go up in ¼-in. increments
- Edge milling operations remove asphalt 3 to 4 ft. at the curb
- Eliminates digging up the frame and re-setting it to match the new crown of the road
- Pivoted Linkage will contract and expand ½-in.
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Inclined Manhole Riser
from American Highway Products