OREGON CHAIN FOR TAS-TANAKA CHAINSAW PITCH 91 THICKNESS 1.3 mm Chain adaptable to models: 290 - 300 - ECS330 - ECS3500 - ECS360 - ECS320 - ECS3301 - ECS3351 The chain is available in the following links: - 45 links: length 30 cm - 52 links: length 35 cm - 57 links: length 40 cm OREGON