- Quién
- James A. DeCaine
- Dónde
- Estados Unidos (Ishpemimg,Michigan)
- Cuándo
The largest working rifle is 10.18 m (33 ft 4 in) long and belongs to James A. DeCaine (USA). It was measured in Ishpemimg, Michigan, USA, on 1 September 2008.
The rifle fires projectiles using propane and oxygen.