Post Mounting Screws

We offer 5/16″ diameter GRK fasteners in two lengths depending on your application.
Viewrail has done extensive research to find the best possible fasteners for installing your cable railing posts. We offer 5/16 diameter fasteners in two lengths depending on your application. The 3.5 screws are perfect for our surface mount or angled foot posts, while the 6 are required for installing side mount & side mount bump out posts. These are constructed from 316 Stainless Steel and utilize a T-30 bit. Purchase a 4 screws for every 2 square post you're going to install. Extremely easy to install, these screws will make your installation life simple.  These are designed for interior and exterior installations into solid framing materials. The screws require a special driver which is included in our installation kit and is sold separately. We recommend using these in most installations, however some installations might require a different mounting system. Technical Data: Bending Yield 190,920 PSI Tensile Strength 178,051 PSI Shear Strength 123,592 PSI Stainless: Bending Yield 118,360 PSI Tensile Strength 104,767 PSI Shear Strength 86,880 PSI

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