SEWER INVERT OFFSET BAR, ADJUSTABLE

• This adjustable offset bar can be used with total stations and prism poles to help get accurate elevation measurements in hard-to-reach places
• Used with any standard survey pole
• It has an adjustable centerline, 1.60 to 1.00 ft (48.76 to 30.48 cm) in 0.20 ft (6.09 cm) increments
• The offset bar is ideal to measure sewer inverts down manholes or odd surfaces on bridges and construction sites
• Constructed of anodized 1/2 inch thick aluminum
• Features include: brass male 5/8 x 11 threaded post and a stainless steel 5/8 x 11 Heli-Coil^®