Armstrong A+ System Upgrade Kit
The kit can be used to modify any of the Armstrong front wings and masts.
The kit contains everything needed to modify front wings and the mast to the A+ system, (note the standard or original fuselage cannot be modified)
Included in the kit:-
- the Mast drilling jig,
- the wing drilling barrel nut jig,
- 3.5mm, 6.5mm and 8mm drill bits,
- a 90 degree countersink bit,
- a diamond file,
- 2 shims,
- 2 x barrel nuts and screws.
And here is Armie Armstrong showing how its done.....