• Become a Subscribing Member today!

    The Biplane Forum is a large global active community of biplane builders, owners and pilots. From Pitts to Skybolts, to older barnstormers, all types are welcome.

    The Biplane Forum is a private community. Subscriptions are only $49.99/year or $6.99/month to gain access to this great community and unmatched source of information not found anywhere else on the web.

    Why become a Subscribing Member?

    • In addition to our active community, our content boasts exhaustive technical information which is often sought after for projects and maintenance. This information has accumulated over the 12+ years the forum has been in existence.
    • We are also a great resource for non biplane users, since many GA aircraft are built the same way (fabric and tube construction).
    • Annual membership also comes with two BiplaneForum.com decals.

    Become a Subscribing Member and access the Biplane Forum in full!

    Subscribe Now

3-Pc Wing Dimensins

This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others.


Radial Skybolt Builder: 220.45% completed
Aug 21, 2006
Reaction score
South Jersey

I'm working on the 3-pc wing. Ready to order the material. My drawings aren't that clear on a few dims. Wondering ifsomeone could take a minute to check the sizes and or materialthey've used.

Center Section
- Front and back spars? Spruce ? Just want to make sure.
- Item 15: on DWG 403 is the size 3/8" x 2" x 25" ? I can't make out that first dim.
- Item 7: DWG 403 1/8" x 5 3/4" x 34 1/16" ? I can't make out that last dim.

Ribs 4 & 5
- Item 55: Is the center dim 1 1/2" or 1 1/4" ?

- Item 15: 7/8" x 1 3/8"? x ? Is the center dim 1 3/8" and what is that last dim. Quantity too ?
- Item 8: 1/4" x 5" x ?
- Item 9: 1/4" x ? x ?

thanks in advance !

Latest posts