Grizzly Feeder with Shafts is designed for regulating the feed rate to crusher by separating the materials for sizing, removing the unwanted, and bypassing the smaller for the crusher so as to maximize the crushing capacity. The Grizzly Feeder is generally applied for portable crushing applications. The Grizzly Feeder consists of two unbalanced, counter-rotating shafts. The Grizzly Feeder with Shafts can be availed in various specifications.