NIOSH-Approved N95/N99 Masks for about $1 Get them now!
The poly base adapters work with Eagle fluted bollard post sleeves (item # 02250) to convert them into hollow poly bollards. These are available to fit 4" and 6" sleeves. They work only with the fluted post sleeves, Eagle model #'s 1732 and 1730, they do not work with Eagle's smooth bollard post sleeves (item #02280).
These items are Eagle model #'s 1732 (4") and 1730 (6").