Various modifications of the AK, made from a block of the strongest aerospace duralumin EN AW 7075 T651, which has a higher tensile strength (590MPa) than conventional structural steel (390MP). Due to the material used, the mechabox has several times higher durability than a conventional zinc-coated mechabox. Mechabox is manufactured on precision CNC machine tools. The number in brackets (8mm) means the diameter of the bearing hole.

Use for loading with the strongest springs. Mechabox, QSC spring guide, connecting meterials included.

Weight: 115g

Gearbox version: V.3

Bearings: 8 mm