Best Precision ST989 Pack of 2 Mullion Stabilizers for 822 Mullion ...

The Best Precision ST989 is a commercial-grade exit devices built for high-traffic applications. Features a durable Dull Black finish. Designed for professional installation by contractors and facility teams.

Features and Benefits

• Commercial Grade: Built to withstand heavy daily use in schools, hospitals, offices, and commercial facilities
• Professional Quality: Meets or exceeds industry standards for commercial door hardware
• Easy Specification: Standard commercial specs for straightforward bidding and installation
• Manufacturer Warranty: Backed by Best Precision's commercial product warranty

How It Works

The Best Precision ST989 is designed for professional installation by qualified contractors. Standard mounting and prep requirements apply. Refer to manufacturer installation instructions for specific requirements. Compatible with standard commercial door preparations.

Why Choose Best Precision from Sparrow Supply?

Best Precision is a trusted name in commercial door hardware, used by contractors and facility managers nationwide. At Sparrow Supply, we offer contractor pricing, fast shipping, and technical support from industry professionals. Order online or call for volume pricing on larger projects.