75mm Casing
starting at:

$299.99

More Details

Number of Grains Propellant Length Case Length Approximate NS
2 grain 10" 15" 2400
3 grain 15" 20" 3600
4 grain 20" 25" 4800
5 grain 25" 30" 6000
6 grain 30" 35" 7200
7 grain 35" 40" 8400
8 grain 43" 48" 10000
10 grain 55" 60" 13000

Casing with spiral thrust ring only.

Listed casing lengths are "nominal", meaning tolerance of + or - .125". This is no problem because all casings will always hold more than the advertised propellant length.