5/16" x 3" Lag Screw, grade 316 SS

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CLEARVIEW® - 5/16-in x 3-in Lag Screw


  • Material: Marine grade 316 stainless steel for superior corrosion resistance.

  • Dimensions (D x L): 5/16-in x 3-in.

  • Application: Attaches a stainless steel post for a railing system under the Clearview® brand to a wood mounting surface.


  • Create a Beautiful and Distinctive Look: Can be used to distinctively decorate decks, patios, stairs, balconies, porches, verandas, and lofts.

  • Save Time and Money: Compatible with other Clearview® components to reduce installation time, tungsten inert gas (TIG) welding risk, and reliance on expensive skilled labor.

  • Reduce Waste and Inefficiency: Marine grade 316 stainless steel is 100% recyclable and reduces future maintenance by resisting corrosion.

  • Easy Do-It-Yourself (DIY) Installation: Simple design with educational How-To and FAQ resources that facilitate installation.

Installation Instructions

Video Resources

  • How-To Video: How to Mount Posts for a Rainier Cable Railing System Under the Clearview® Brand by Using Lag Screws.

Company Description

AGS Stainless designs and manufactures prefabricated stainless steel railing systems under the Clearview® brand, which include the Rainier cable railing system, the Glacier panel railing system, the Olympus bar railing system, and the Cascadia railing system. Continue browsing hardware options or schedule a FREE DESIGN CONSULTATION to get an estimate for a complete railing system.