A hard plastic firewall to fit 33 mm outside diameter F5J electric glider fuselage. This is usually also the spinner diameter. Motor/gearbox mounting holes have not been pre-drilled so it can be used wih any front mounting motor.
Note the 32 mm dimension on these firewalls is the fuselage front
inside diameter i.e. the outside size less 2*fuse wall thickness
| Univeral Plastic Firewall Specifications |
| Fuselage outside diameter |
33 mm |
| Fuselage inside diameter |
32 mm |
| Max gearbox/motor diameter |
30 mm |
| Central hole diameter |
10 mm |
| Weight |
3.0 g |