Dispenser for firearm ammunition powder

A firearm ammunition powder dispenser for dispensing ammunition powder to a plurality of ammunition cases, the firearm ammunition powder dispenser comprising:

• a frame;
• a dispensing head support supported by the frame;
• a dispensing head supported by the dispensing head support and movable by the dispensing head support to a plurality of dispensing locations with respect to the frame for dispensing ammunition powder to the plurality of ammunition cases from the plurality of dispensing locations, the dispensing head including a powder receptacle configured to hold ammunition powder, the dispensing head including a dispensing outlet downstream from the powder receptacle configured to deliver ammunition powder to the plurality of ammunition cases from the plurality of dispensing locations, the dispensing head being configured to selectively retain powder in the powder receptacle and dispense powder from the powder receptacle via the dispensing outlet to an ammunition case of the plurality of ammunition cases, the dispensing head includes a powder flow blocker selectively configurable in a first configuration in which the blocker permits flow of powder toward the dispensing outlet and a second configuration in which the powder flow blocker blocks flow of powder toward the dispensing outlet to selectively dispense powder from the dispensing outlet;
• a scale sensor configured to sense an amount of powder held upstream of the dispensing outlet to be delivered to the dispensing outlet;
• and
• a driver arranged to configure the powder flow blocker in the first configuration and the second configuration, the driver including an arm pivotable to move the powder flow blocker toward the first configuration.