VEVOR Safety Bollard, 36 Inch Height Bollard Post, 4.5 Inch Diameter Steel Pipe Safety Bollard Post, Yellow Steel Bollard, Steel Safety Bollard with 8 Anchor Bolts, Perfect for Traffic-Sensitive Area #1 Choice for Safety Designed to Withstand Hassle-Free Installation Visible at a Distance A Solid Foundation All-Around Protection Product Height: 36" / 91 cm,Pipe Thickness: 0.12" / 3 mm,Number: 2 PCS,Base Size: 7.9" x 7.9" / 20 x 20 cm,Pipe Diameter: 4.5" / 11.4 cm,Color: Black & Yellow,Model: BP-36-4.5,Material: Q235 Steel,Weight: 22.93 lbs / 10.40 kg