Securitron HEB-3BK-MM15 HDER Extension Brackets for MM15 Lock Header

Ensure a secure, professional installation of your MM15 Series magnetic lock with the Securitron by ASSA ABLOY HEB-3BK-MM15 Header Extension Brackets. Designed specifically for Magnetic Lock Parts and access control applications, these 90-degree extension brackets add 3" to narrow headers so MM15 locks mount correctly and perform reliably. The black anodized finish provides a low-profile, tamper-resistant appearance that integrates seamlessly with existing security and surveillance hardware. Built to support MM15 magnetic locks (compatible with systems rated 12V/24V and locks up to 1200 lb holding force) and rated for extreme conditions to -40°F, the HEB-3BK-MM15 is a dependable choice for commercial and institutional monitoring environments. Use the HEB-3G option for all-glass header installations (requires AKG glass kit) to maintain a clean aesthetic on glass doors. Simple to mount and engineered for long-term durability, these extension brackets reduce installation time and help ensure that your access control system operates at peak performance. Upgrade your security setup with the HEB-3BK-MM15 for a neat, code-compliant locking solution—order now to streamline your next installation.

• Simplifies installation by extending narrow MM15 headers 3" for proper magnetic lock mounting
• Provides a durable, professional black anodized finish that blends with existing security hardware
• Engineered for reliable support of MM15 magnetic locks, compatible with 12V/24V access control systems
• Works with all-glass headers when used with appropriate glass kit, enabling clean installations on glass doors
• Built in the US to withstand harsh environments (operating down to -40°F), ideal for commercial security and surveillance projects