Liftmaster Advance Fire Control Release Device LM21AFCB

LiftMaster LM21AFCB — Advance Fire Control Release Device. Genuine LiftMaster replacement part.

Not sure this is the right part? Send us the model number from your operator’s data plate and a photo of the part you are replacing — parts@gatehousesupplies.com or 866-965-5599. We install and service this equipment and would rather confirm it than have you order twice.