In non-farm work, the permissible jobs and hours of work, by age, are as follows: 1  Youths 18 years or older may perform any job, whether hazardous or not, for unlimited hours; 2  Minors 16 and 17 years old may perform any nonhazardous job, for unlimited hours; and.
Semi-automatic shotguns with a barrel length of less than 469.9 mm (18.50 in) are considered restricted and any shotgun that has been altered so its barrel length is less than 457 mm (18.0 in) or if its overall length is less than 660 mm (26 in) is considered prohibited. backpacker shotgun has a short barrel and either a full-size stock or pistol grip, depending on legislation in intended markets. The overall length of these weapons is frequently less than 90 cm (35 in), with some measuring up at less than 63 cm (25 in).
# 7 1/2 shot refers to the shot pellet size that is loaded in the shotshell. Birdshot shotgun shells, the shot sizes are numbered similar to the shotgun gauges, the smaller the number, the larger the shot, see table below, lead shot. # 7 1/2 shot. 12 Gauge refers to the gauge of the shotgun that the shotshell can be safely fired in. 2 3/4 refers to the chamber length of the gauge of the shotgun that the shotshell can be safely fired in. The length is the total length of a fired shotshell once the shotshell crimp is opened.