Description
LiftMaster MA021 Nylon Arm Nuts are genuine replacement service parts for LiftMaster gate operator arm assemblies. Supplied in a quantity of 50, these nylon arm nuts are ideal for maintenance, repairs, and stocking service inventory for high-use access control sites. Designed for compatibility with select LiftMaster MEGA ARM, MEGA ARM Tower, MEGA Sprint, and MEGA Sprint Tower operator systems. Always verify the MA021 part number and your operator model before ordering.