GIANT CG scale for big planes




After more than one year of developing ,for Portachiavi 3D is pleasure to present… The new very BIG scale of weight and CG meter for heavy and big planes. Thinking on F3A, big scale GPS triangle gliders, and planes with minium wing chord of 300mm and weights between 3.5Kg to… 30Kg!!!

Regulable arms from 170mm wide to more than 300mm
Two LCD or OLED screens for easy adjust, and plastic and aluminium frame, he have our bi-material technology, and lot of new improvements.

You can see more technical details after scroll down


240,00 Los precios incluyen IVA

Información adicional

Type of sandwich construction for arms / Tipo de construcción sandwitch, para los brazos *

You can select between our acrylic, aluminium or dibond arms frame support.
Puedes elegir la composición del sandwich de construcción de los brazos de soporte.

Tall Size *

You need to measure your bigger plane distance between under wing to floor to know the distance.

Variable wing chord *

Now you can measure smaller wing chords, this upgrade consist on aluminium milled bars and mobile piece for adjust to your plane size the scale and can measure planes with smaller chords than 300mm

Descripción del producto


If you need help or info to make the order please sent email to



Min Max
Peso 3.5Kg 35Kg
 Wider Fuse 170mm 340mm
Tall of fuse from under wings to land 200mm-330mm
CG location 60mm 250mm




Sé el primero en valorar “GIANT CG scale for big planes”

Tu dirección de correo electrónico no será publicada. Los campos obligatorios están marcados con *