Pennsylvania Lethal Weapon Institute 335 Wallace Ave, Bensalem, PA19020 Pennsylvania Lethal Weapon Institute is one of the authorized training sites for the Pennsylvania state police.…More Individual state citizens can also practice gun shooting at the facility. The large facility is located on State Road in a clean area. Hourly, weekly and monthly memberships are available. Men and women can practice shooting with a licensed weapon at the facility. Pennsylvania Leathal Weapon Institute is close to restaurants and other businesses.