Air Filter cleaner for Husqvarna 51 55 Rancher Chainsaw Replaces 503 60 83-01 Fuding Jingyi Rubber & Plastic Co., Ltd. Base Info Model NO.:Husqvarna 51 55 Description Pre:Air Filter for Husqvarna 51 55 Rancher Chainsaw Replaces 503 60 83-01 Next:Air Filter Fit Husqvarna 61 66 181 266 281 288 # 501807101