This pier was part of a package deal I purchased. I've never used the pier and it appears to be in exelent condition.
The following information is from Mountain Instruments web site:
The MI-8P transportable pier offers many times the stability of a conventional tripod. These piers have been designed for use with the MI-250 or can be adapted to meet your needs.
8" diameter column
Column walls 0.125" thick (1/8")
Internally baffled for fast dampening
Sub second dampening
Heavy duty cast aluminum legs
Stainless steel levelers...will not rust
Beautiful powder coated finish
Column weight -37 pounds
Leg weight - 14 pounds each
Total assembled weight - 79 pounds
Stainless steel fasteners
Asking $500.00 OBO plus shipping.