Description:

This part is compatible with models including; 139663902,139663901,139663900,139664956,139663601,139663920,139655520,139663600,139663820,139664953,139663720,139664056,139664053,139664030,139664183,139663956,139663656,139663953,139655553,139664986,139663830,139663653,139663730,139664983,139664002,139664001,139664000,139664020. This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including; 144A12,144A12,144B16. Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Chamberlain. Perfect for replacements or repairs!.