It depends on what you mean by "big". It has a radius of 600 inches.
6 inches
12 inches
(1.61 inches) + (1.65 inches) + (1.14 inches) = 4.4 inches
12 inches in a foot9x12= 108 inches
73 mm is 2.87 inches
There are 4 different HEAT rounds for the SPG-9 73mm recoiless. The most potent can penetrate 550 mm of steel.
Dunlop .73mm
The recommended size for a bottom bracket to fit a frame with a 73mm threaded BB is 68mm.
To determine the compatibility of a 73mm BSA threaded bottom bracket with your bicycle frame, you need to check if your frame has a BSA bottom bracket shell with a width of 73mm. If your frame meets these specifications, the bottom bracket should be compatible.
The Kinect for 360 is 73mm in height, 283mm in width and 72.8mm in depth. See http://eandt.theiet.org/magazine/2011/03/the-teardown.cfm
73mm=7.3cm
The recommended size for a BSA bottom bracket that is compatible with a 73mm bottom bracket shell is 68mm.
The recommended spindle length for a 73mm bottom bracket is typically around 113-118mm for road bikes and 122-127mm for mountain bikes.
The recommended bottom bracket size for a square taper crankset with a spindle length of 73mm is a 68mm bottom bracket.
The recommended size for a bottom bracket to fit a bicycle frame with a 73mm bottom bracket shell is 68mm.
It's like 10 inches big