NORTON RIXSON 900 ARMATURE EXTENSION BASE 1-1/2" OVERVIEW

Install door closers with confidence—even in challenging architectural conditions—with the Norton Rixson 900 Armature Extension Base 1-1/2". This extension base provides 1-1/2 inches of added projection, allowing proper alignment of the door closer armature when frame depth, glass door systems, or retrofit conversions prevent standard installation.

Manufactured for commercial and industrial door systems, the Norton Rixson 900 extension base enhances mounting flexibility while supporting consistent closer performance. It helps maintain proper arm geometry, ensuring smooth door operation, controlled closing speed, and long-term reliability in high-traffic environments.

Whether you're upgrading existing hardware or installing new door control systems, this extension base is a practical solution for improved clearance and precision fit—especially on storefronts, aluminum frames, and glass door entrances.

Key Features & Benefits

✅ 1-1/2" Armature Extension – Provides added projection for proper arm alignment
✅ Improves Installation Flexibility – Ideal for non-standard frame or wall conditions
✅ Commercial-Grade Durability – Built for heavy-duty and high-traffic usage
✅ Supports Smooth Closer Operation – Helps maintain correct closer arm geometry
✅ Great for Retrofit & Replacement – Works perfectly in conversion applications
✅ Ideal for Storefront & Glass Doors – Helps solve clearance issues on modern entry systems