OREGON CHAIN FOR BOSCH CHAINSAW PITCH 91 THICKNESS 1.3 mm Chain adaptable to models: 1586.7 - 1586.8 - AKE30B - AKE30LI - AKE35B - AKE40B - GKE35BC - GKE40BC - PKE25 - PKE30B - PKE35B - PKE40 - AKE35 - 19PRO,40 - 19PRO The chain is available in the following links: - 45 links: length 30 cm - 52 links: length 35 cm - 57 links: length 40 cm OREGON