can anyone into ballistics tell me what the muzzle velocity may be on a 1oz 28gram shell 1270fps 387mps measured at 2.5m i just want to know how this shell compares with others that are measured at the muzzle.
can anyone into ballistics tell me what the muzzle velocity may be on a 1oz 28gram shell 1270fps 387mps measured at 2.5m i just want to know how this shell compares with others that are measured at the muzzle.