The.577 Tyrannosaur is a dangerous game cartidge developed by A-Square firing a 750 grain TRIAD bullet at 2460fps producing 10,180 foot pounds of energy.
The.577 Tyrannosaur is a dangerous game cartidge. This dangerous game cartidge is developed by A-Square firing a 750 grain TRIAD bullet at 2460fps. This dangerous game cartidge was producing 10,180 foot pounds of energy.