- (1) 436-84 x 20' Quadrant Log Feeder - (1) Quadrant feeder valve package - (1) Hydraulic power unit - To handle logs from 6" to 30" in diameter up to 16' long - This unit is complete with two (2) only 5" x 30" stroke Royal hydraulic cylinders - One (1) MTS temposonic follower cylinder (digital or analog personality module)