ALM CH052 | Chainsaw Chain 52 Links | 35cm Fits: Mac 4-20XT 435 436 438 738 7-38 740 35cm x 52 Teeth The drive links are the teeth that run along the inside of your chain bar. Please count your drive links carefully. Picture for illustration only. This is an 'ALM' Product and was manufactured as a replacement part for the models listed above**.
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