Before sanding, the ink line is still there along the rough edge. TIP: Wrap 220 grit sandpaper around a tube one size smaller than what it...

These large wing fins were difficult to glue on! They remind me of the large Orbital Transport or even the Gyroc fins. You think they are ta...

Draw a centerline down the "K" tube. The template is cut from the instructions and taped to the tube. Line up the centerlines. Tra...

Here's the instruction launch lug illustration: The forward lug should be set back 3/8" to hide it behind the leading edge of the u...

I didn't trust the fin marking guide from the instruction sheet. I used the one I made from the Tomahawk build. Enlarge the inset pictur...

The Tomahawk marking guide ends matched up when wrapped around the tube. I marked the fin locations. TIP: Always check the guide by rotatin...

On the decal sheet are star and bar outlines. These will be the white decal layer under the blue and red Air Force logo. The dashed blue bor...

The engine mount assembly is standard. A slip over coupler holds down the middle of the engine hook. Here, the Kevlar line is tied beneath t...

TIP: Contact cement dries yellow. Be carful not to get any excess glue where it could be seen later on the finished model.  The inside surf...

In April of 2024 on TRF, Neil W made a great suggestion about simulating fin tapers on the Mini Arcas. The fins are only 1/16" thick, s...

I referenced Peter Alway's book, Rockets Of The World to double check the decal placement. ARCAS reads up, the ATLANTIC RESEARCH CORP. r...

The roll pattern decal is shown positioned all the way against the top of the BT-55 tube. This could lead to upper edge peeling. I'd rec...

Here's the upper laminated centering ring, glued 1/2" from the bottom of the BT-5 tube cluster. The instructions say to add glue fi...

The center triangle of the centering rings will probably break off. There's not much to hold it in the center. I'll show how to bloc...

Jim Flis (Fliskits) gets credit for this engine block setting idea calling it the "Block and Tackle.". TIP: The mini motors (fric...

I just got a new hole punch.  The punches get dull after a few years of use and it's hard to find replacement parts that fit. This is he...