1 1/2 in Optical Post With Base

This is a 1 1/2 in Optical Post With Base
Post height with out base 10 5/16″
Post height with the base 11 1/8″
Post outter diameter 1.5″
Post inner diameter 1″
Height to collar 8 31/32″
Base length 4 1/8″
Base width 2 3/4″
Base height 2 1/8″
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***MPN
***OEM Brand Unmarked
***SKU*** 42612