LiftMaster MA021 Mega Arm Nylon Nuts, 50-Pack

Keep your LiftMaster Mega Arm barrier performing reliably with the MA021 Mega Arm Nylon Nuts — a purpose-built solution for maintenance teams and installers. These LiftMaster nylon nuts provide a direct-fit replacement for Mega Arm barrier arms, ensuring consistent alignment and secure fastening on access control systems. Supplied in a 50-pack, the MA021 saves time and reduces ordering frequency for facilities managers and service contractors. Made from durable nylon (white finish) these fasteners resist corrosion and wear, and their non-conductive properties protect surrounding electrical components commonly found in security and monitoring equipment. Each nut is the OEM-specified MA021 part, so you get predictable performance across gate operators, barrier arms, and other perimeter control hardware. Whether servicing parking control, perimeter security, or surveillance gate assemblies, this bulk kit helps you complete jobs faster with fewer repeat visits. Stock up on the LiftMaster MA021 Nylon Nuts to streamline maintenance of barrier arms and access control installations — order now to keep your security systems running smoothly.

• Keeps LiftMaster Mega Arm systems operational with OEM-fit nuts that reduce downtime
• Durable nylon construction resists corrosion and wear for long service life
• 50-pack bulk supply lowers per-job cost and keeps installers prepared
• Non-conductive material improves safety around electrical components and sensors
• Easy to install replacement for barrier arms and access control hardware, ideal for service technicians