Xem Studiomeasured geometry

Library › Hardware › Aluminum square tube 6063-T52: 1x1x1/16, 1x1x1/8, 1-1/2 sq, 2 sq…

al-sq-1-1-4x1-1-4x0-125in-4in

Aluminum square tube 1-1/4 x 1-1/4 x 0.125 in wall (31.75 x 31.75 x 3.175 mm), sharp inside and outside corners, 0.6548 lb/ft, 4 in long

Exact dimensions. True size, no printing tolerance added. Threads are plain cylinders at the major diameter.

STEP STL free, CC BY 4.0 (credit "Xem Studio")

Let your AI pull this. Add https://xemstudio.com/mcp to Claude, ChatGPT, Cursor or any MCP client (free, no account, one minute) and it can look up exact sizes, mating fits and free STEP/STL from every chat.
Set it up →

From the full sheet

Aluminum square tube 6063-T52: 1x1x1/16, 1x1x1/8, 1-1/2 sq, 2 sq sizes, wall and weight + STEP/STL: every size, notes, mating features and sources. What sizes does aluminum square tube come in (1x1x1/16, 1x1x1/8, 1-1/2 sq, 2 sq) and what does it weigh per foot?

Other sizes