By screwing off the point of a standard prism pole and attaching the point to the offset bar, pole users are able to get into sewer pipes easily without having to do extra calculations for elevations.
It is constructed of heavy duty 6061 aluminum and is anodized clear.
The overall length is 8.87 inches (22.5 cm).
The sewer invert offset bar maintains exact pole elevation readings.
Features include: brass male 5/8 x 11 and a stainless steel 5/8 x 11 Heli-Coil®.
It weighs 0.45 lb (0.20 kg)