The ALM Manufacturing Replacement Chainsaw Chains to fit a wide range of chainsaw makes and models.ALM Manufacturing 57 drive link chainsaw chain is suitable for the following Bosch models with a 40cm (16in) bar: AKE 40S 1800w AKE 40-17S AKE 40-18S AKE 40-19S AKE 40SDS and AKE 40/40 S.Compares to F016800258 1604730002.Note: This chain is not suitable for the PRO models.PTDALMBC057
