Sumner 780425 Adjust-A-Flange

Fits all flanges for 5" pipe and larger with bolt holes ¾ to 1 5/8" (19 to 42mm).
Used in combination with the Adjust-A-Fit (see diagram) to bring pipe flanges to exact plumb for tack and weld out.
Handles loads up to 1000lb (450kg).
Flange nuts serve as convenient reference points to check level.