{HEAD ~ Embodiments} of the present invention relate generally to {TAIL ~ systems} and devices for resolving factors affecting the trajectory of a bullet fired from a firearm 
relate generally to
{ HEAD ~ Embodiments } of the present invention relate generally to { TAIL ~ systems } and devices for resolving factors affecting the trajectory of a bullet fired from a firearm
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH