At first the original VBR 6 mm CQBW frame is designed for a 38 mm long cartridge.
To increase the sales perspective the VBR-PDW/CQBW must have multi-caliber identities. These multi-caliber identities can be achieved in two ways.
- We can redesign the frame for the standard 5.7x28 mm.
- We can design a shorter bullet for the 5.7x28 mm caliber.
Both actions have advantages and disadvantages!
Redesigning the VBR-PDW/CQBW for the standard 5.7x28 mm cartridge.
The redesigning of the VBR-PDW/CQBW has only consequences for the weapon and change noting to the ammunition concept.
Redesigning the 5.7x28 mm cartridge.
Adapting the VBR-PDW/CQBW to the 5.7x28 mm Short cartridge change not much on the identies of the weapon. The redesigning of the 5.7x28 mm cartridge has not only consequences for the weapon concept but has also consequences for the ammunition.
Based on our patented bullet technology the consequences to change the identities of the 5.7x28 mm cartridge have not only technical advantages but also a huge amount of marketing advantages. We can always redesign the VBR-PDW/CQBW to the standard 5.7x28 mm caliber. The development of a new VBR 5.7x28 mm short cartridge has the most technical and marketing advantages.
Based on the fact that the there are a lot of remarks to both 4.6x30 mm and 5.7x28 mm cartridges a new VBR 5.7x28 mm short cartridge can open the discussion on the lake of drill performance of the standard 5.7x28 mm cartridge and the lake of stopping power of the 4.6x30 mm caliber. The existence of the VBR 5.7x28 mm short cartridge causes a lot of new possibilities.