**Update: Our Square Telescopic Tubing locks are available for purchase at https://www.testritealuminum.com/coll... **

Introducing Square Telescopic Tubing Locks for aluminum and steel tubing! If you're interested in 25+ square steel tubing assemblies, visit our website https://www.testriteoem.com/products/...

Buy square telescopic tubing locks or complete custom square telescopic tubing assemblies made to order. These infinitely adjustable square telescopic tubing clamps provide strength and tremendous flexibility. Optional spring button / locking button is available.

Our video shows some of our most popular square telescopic tubing locking mechanisms.