Strength of Home – Extrusion Profiles and Tnut Help › Forums › 20 Series › Strength of This topic has 1 reply, 2 voices, and was last updated 2 years, 7 months ago by Anonymous. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts April 18, 2022 at 6:03 pm #6492 AnonymousInactive is the 20mmx20mm as strong like the 1″x1″ rods? April 18, 2022 at 6:05 pm #6493 AnonymousInactive i have used both in the past and the 1″x1″ rods are a lot more stiff and rigid Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In