About This Material: Carbon steel, hot-dip galvanized, high strength and wear resistance, can prevent rust and withstand the test of various severe weather Used to reinforce new post-base connections, such as braced carports, patio covers,mailboxes,fence,decks and other structures Universal design: The versatile screws are suitable for both concrete and wooden floor installations, for deck supports, porch railing, handrails and post holders Adjustable: The post base is used for 4x4 wood posts (actual 3.5x3.5 inch posts), and the flexible use of the base is for 4x6 wood posts (actual 3.5x5.5 inch posts)Attention: Before you buy it, please confirm the size of wood post Reliable Support: With a load-bearing capacity of up to 650 lbs per bracket, these anchors provide reliable support for your structures Overview Color : 4x4(8 PACK) Brand : Zhupoub Material : Metal Item dimensions L x W x H : 4.7 x 2.25 x 5.4 inches Item Weight : 7.2 Pounds