Check the listing for details. 4" Round Post x 2 1/2" Round Gate Frame Premium Nylon Cantilever Roller Assembly. Condition: New. Listed at 92.00 USD. Specification: Condition：Brand new, high-quality Material：Iron Type：Chain Link Fencing Shaft Size: 1" Wheel Size: 7" diameter Designed to fit 4" round post and 2 1/2" ( 2 3/8" OD) round gate frames Description: This nylon roller is quick and easy to install. Built with high-quality materials to provide long service life. This Nylon Cantilever Roller Gate Roller For Sliding Gates is a state-of-the-art way to open sliding chain link gates. This nylon roller enables you to open your standard gates with ease. It also alleviates the stress on your gate opener, allowing for a quick and smooth opening. Package: 1*Nylon Roller（As picture shown） On Oct 10, 2023 at 23:39:12 PDT, seller added the following information: