Liftmaster K77-37857 Cover
Liftmaster k7737857 Cover For Operator
**Color may vary. May be gray or black**
This is a replacement gray or black Cover. Compatible with LiftMaster® Model RSL12UL Slide Gate Operators. Check the manual or parts diagram for specific part information before ordering to ensure compatibility. AKA K77-37855
Genuine LiftMaster® replacement part.