Fits the following models:
Alpina
Jonsered
60, 61, 62, 621, 66, 70, 75, 77, 80, 81, 90, 110, 111, 601, 751, 801, 820, 830, 910, 920, 930, 1020
Poulan
6900, 7700, 8500
Manufacturer many vary