Please excuse this "crass" commercial announcement, but some may be interested in these new product additions.
Balsa Machining Service has just added the following tubes and couplers to its product line. All can be ordered for immediate delivery using the on-line shopping cart.
T70H & T80H (Heavy wall BT70 & BT80 tubes with same ID as standard T70 & T80), T908(Centuri ST-8), T52H (29mm Motor Mount) and T38 (38mm Motor mount). All airframe tubes are 34"long white glassine just like existing tubes.
Also added are couplers for virtually every tube BMS carries (new & existing). In addition to the standard coupler lengths of 2 to 4 inches, (depending on diam) full 34" lengths are also available. All coupler tubes are plain kraft.
complete specs can be viewed and orders placed at:
All of these new tubes and couplers can, of course, be custom cut (or slotted) according to the "Body Tube Slotting & Laser Cutting for Rocket Scientists" quide as published in the current Catalog #10.
Balsa Machining Service