ITEM NAME:Recoil Starter Spring Pulley Hub Part fit for Husqvarna 136 137 141 142 Chainsaw Recoil Starter Spring Pulley Hub Replacement Fit For Husqvarna 136 137 141 142 Chainsaws SPECIFICATIONS.(Compatible With: fit for Husqvarna 136 137 141 142 Chainsaw. 1 x Starter Pulley. 1 x Starter Hub. 1 x Starter Spring. 2) Perfect match for the original one. Manufacturer Part Number: 530069313, 530021180, 530059677.