The bollard is constructed of 8 5/8" (21.9cm) diameter H.S. steel tube with a 1/4" (0.6cm) or optional 1/2" (1.3cm) wall. Decorative top and base are cast aluminum. Forged steel eyebolts are optional. Height: 36.00" (91.4cm) Diameter: 8.625" (21.9cm) Wall Thickness: 00.25" (0.6cm) 110lbs (49.9kg) for installation Types A and D90lbs (40.8kg) for installation Types B and C The bollard is protected with E-Coat rust proofing and finished with the Maglin Powdercoat System. The bollard is available in four different removable and fixed installation types. Details are provided in the PDF download.