Check the listing for details. Garage Door Remote Mini Key Chain for ACT-31B, Linear MegaCode MCT-3, MCT-11. Condition: New. Listed at 12.95 USD. Garage Door Remote Mini Key Chain for ACT-31B, Linear MegaCode MCT-3, MCT-11 Included: New replacement garage door remote Replaces Part Numbers: ACT-31B LD033 LD050 LS050 (318 MHz), also will work Linear MegaCode MCT-3, MCT-11 Programming: Step-by-step programming instructions included, free tech support available Compatibility: for any Linear Mega code receiver Disclaimer: Any product names, logos, brands, or other trademarks or images featured or referred to within the Eastcoastsales listings are the property of their respective trademark holders. These trademarks are not affiliated with Eastcoastsales, or our products. The respective trademark holders do not sponsor or endorse Eastcoastsales or any of our online products.