1957438C1-PF Feed Roll Drum, Posifeed - Fits Case IH Combines 1480, 1482, 1680 +One New Aftermarket 1957438C1 PF Feed Roll Drum Fits Case IH Combine Models: 1480, 1482, 1680, 1682, 1688, 2188, 2377, 2388, 2577, 2588 Tech Info: Posifeed Dim A (1): Paddle style drum provides more aggressive and smoother feeding in light or heavy crops. Dim B (2): Installation is determined by feeding level required aggressive or more aggressive Diameter: 9 1 2" Length: 41 3 4" Improve feeding, reduce loss and increase speed Roller consistently