This CVA(TM) Universal Powder Measure makes loading your muzzleloader easy and consistent. The convenient funnel swivels to perfectly level off your powder each time, giving you more consistent, accurate loads. This durable measure can handle up to 170 grains of blackpowder or Pyrodex(TM) propellant. The solid brass construction won't cause any spark, and works well with all muzzleloading rifles.