Round Tube Sleeving Sample Packs


Select the round tube sample pack length desired

Fiberglass Round Tube Sleeving Sample Pack

Working on a project and don’t know which tube will do the job? These sleeving sample packs are perfect for quickly getting a single piece of each tube in order to evaluate your needs at a very low cost.

We now offer your choice of three “sleeving sample packs” which include varying assortments of our sleeving fiberglass tube and rod. These packs are ideal to examine fit, finish, mechanical properties, etc. on a variety of our products. Included are approximately 6 inch or 2 foot long pieces of all round tube products. No square tube included.

Round Small Tube Typical Properties (0.5″ OD & smaller)

Round Small Tube Properties

Round Tube Typical Properties (0.75″ OD  & larger)

Round Tube Properties

For more information on round tube, square tube, and round solid rod sleeving, check out the Fiberglass Sleeving & Reinforcement Guide at the link below:

Fiberglass Sleeving & Reinforcement Guide

Sizes included in the Round Tube sample pack:

Round Tube Sleeving and Reinforcement

Sleeving and Reinforcement Guide Round Tube and Rod 800x800 - Max-Gain Systems, Inc.

Please note: The sleeving and reinforcement guide below is for Max-Gain Systems’ proprietary line of tube and rod only. All sizes are “nominal” and allow a few thousandths for sleeving purposes.

These same stated sizes of tube and rod from other manufacturers probably will NOT mate with our line!

Round Tube
Tubing Size
Accepted Inside Sizes
Accepted Outside Sizes
no direct sizes
no direct sizes
no direct sizes
no direct sizes
no direct sizes

Fiberglass Information and Resources


Fiberglass Joining 250x250 - Max-Gain Systems, Inc.

Joining and connecting tubes and rods together through many different methods. Find out which method works for you!


FG Circular Saw Raw 250x250 - Max-Gain Systems, Inc.

Information on cutting and drilling fiberglass tube and rods. Including which tools work best!


Bonding & Adhesives 250x250 - Max-Gain Systems, Inc.

Information on bonding fiberglass shapes together thru chemical adhesion. Including what NOT to use!


Painting Fiberglass with Rustoleum Spray 250x250 - Max-Gain Systems, Inc.

Information on painting fiberglass tube and rods. Best practices and tips on how to make it less visible.


Fiberglass Quad Spreaders and other sleeved fiberglass 250x250 - Max-Gain Systems, Inc.

We offer telescoping, Quad Spreaders with usable lengths up to a total of 26 feet! Telescoping Quad Spreaders are discounted from individual piece prices! See our Quad Spreader Information Sheet for details.


Quantity discounts on fiberglass preformed shapes 250x250 - Max-Gain Systems, Inc.

Buying ten or more quantity of one size of fiberglass qualifies for a 10% quantity discount on that item. Fifty or more, of one size, qualifies for 15%, and one hundred or more 20%.


Manufacturing pultruded fiberglass tube and rod 250x250 - Max-Gain Systems, Inc.

If you are a reseller or manufacturer, you may qualify for our factory-direct, wholesale/O.E.M. pricing! SUBSTANTIAL savings are possible with increasing volume, and our customer service is unsurpassed. Email us for quantity pricing.


Drilling3 grayscale 250x250 - Max-Gain Systems, Inc.

Available free by telephone. For almost unlimited life, we highly recommend that any fiberglass – even ours which is UV-stabilized – be painted. A sprayed primer coat and flat-black top coat, works best. (See our Max-Tips Info Sheet for details.)

About Max-Gain Systems, Inc.

Max-Gain Systems, Inc. carries a full line of in-series, between series, right angle, T-shaped, quick connect, handie-talkie (BLACK), pigtails (coaxial jumpers), etc… RF adapters. Our RF adapter lines are constantly expanding. We keep our RF connector and adapter lines in stock. We ship both retail and wholesale quantities. To become a dealer / wholesale user, contact us with your potential usage.

Max-Gain Systems, Inc. is the number one supplier of fiberglass round hollow tube, square tube and round solid rod to the antenna manufacturing industry. We produce millions of feet a year for hundreds of different industries including but not limited to:  marine / boating, aeronautical, agriculture, construction, emergency services, etc….  We have the unique ability to sell one piece or even a semi-truck full. Feel free to prototype using our fiberglass tube and rod then contact us for a quote on a production run. At production run quantities we can cut to your desired lengths at no additional charge, and we can also perform several different fabrications (example: drilling holes in precise locations along a tube) to ensure your delivered material is ready for assembly. We have several accessory items designed for our fiberglass including but not limited to: couplers, telescoping clamps, ferrules, etc…

Additional information

Shipping Weight N/A
Shipping Dimensions N/A
Fiberglass Type

Round Tube

Wall Thickness

3/32" Wall, 1/8" Wall, 1/16" Wall


Black, Gray

Length of Sections



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