Sentry Protection Products CS2442-10S Column Protector, Fits 9" x 9" Square Column. Column Sentry Medium, 10" x 10" square opening, 24" O. D. x 42" H, Yellow. Installation method (2) halves trap together. Includes (2) black nylon straps. Column Sentry is the original, patented, heavy duty column protector designed to minimize the force of tow motor impact and damage to columns, surrounding supports, vehicles and operators. Manufactured with low density polyethylene, Column Sentry exclusive features include a patented air chamber and anchor bolt slots. Weatherproof, chemical resistant and UV stabilized. Easy to install. Designed to fit square, round or H columns up to 10" x 10" diameter.