The Doubla Alpha Mr. Bulletfeeder dropper is gravity powered. When the case retracts, the inner dropper tube retracts with it, and the steel balls in the die move into place and close under the next bullet, ensuring only one bullet is released. That is how it is designed to function, and how it does normally function - provided the dropper is free and clear and able to drop quickly, as designed, with the retracting case.However, in some cases, the feeding tube spring adds side tension onto the dropper head (an issue more common on those machines where the toolhead moves up and down), or the dropper body may make contact with a close by die, creating friction that does not allow the dropper to move smoothly and quickly enough. Resulting in an occasional 2nd bullet falling out the dropper onto the shell plate.The Mr. BF Dropper-Tensioning Spring Assembly is now available to resolve this problem for those experiencing it. This solution includes two carefully selected tension springs a...