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The W300CSS 316 Stainless Steel I-LAG™ screw (eye lag screw) is designed to fasten ceiling wire or jack chain to wood surfaces to facilitate the installation of drop ceilings in corrosive or marine environments.

The W300CSS is an excellent choice for MRI room applications due to it’s austenitic, non-magnetic properties.

Chlorinated environments have been observed to cause stress corrosion cracks in 316 stainless steel. Check with your local AHJ (Authority Having Jurisdiction) before using the W300CSS in indoor pool applications.

Product Code: W300CSS



  • 316 Stainless Steel
  • May be installed from the ground using a Lagmaster® pole tool
  • Overall length is about 3” with at least 1-1/2” of thread
  • Thread size: 1/4″ Nominal – Type A
  • May be pre-tied to ceiling wire or jack chain
  • Packaged in boxes of 100 and master cartons of 2000 (counted by weight)
  • Box weight 2.5 lbs., master carton weight 44 lbs.
  • Pallet quantity 48 master cartons
  • Manufactured at an ISO 9001 approved factory