The muzzle velocities achieved in the magnum class of cartridges are some of the highest in the industry. Magnum's excellent velocities coupled with its cleanliness make it a great choice for high volume match shooters. Ramshot Big Boy powder was renamed Ramshot Magnum in 2001. Big Boy and Magnum are the exact same powder.
| FireArm | No |
| HazAir | Yes |
| HazGrnd | Yes |
| Recommended Use | Rifle |
| Burn Rate | Slow |
| Quantity | 1 |
| Type | Powder |
| Weight | 1 lb |
