ESTO Connectors is a manufacturer and supplier of the molded nylon connectors and square aluminum extrusions.  For over 25 years, ESTO Connectors has provided framing solutions for a wide variety of manufactured products.

Some of our services include:

  • Complete inventory of ¾”, 1” and 1 ½” square aluminum tubing
  • Large selection of molded nylon connectors
  • Hardware for fastening to aluminum tubes
  • Casters and inserts for mobility and portability
  • Fast, friendly customer service
  • Quick shipping turnaround
  • Knowledgeable sales department
  • Prototyping services for OEM
  • Drilling, cutting and assembly 
  • Tube bending

For more information on any of our products, please contact one of our friendly sales representatives.

  • Fast, Friendly Customer Service
  • Quick Shipping
  • Knowledgeable Sales Department
  • Drilling, Cutting and Assembly

    ESTO Connectors

  • 628 South 8th Street
    Kalamazoo MI, 49009
  • Office: (269) 353-8311
    Fax: (269) 353-3453