Description
The Chief CMS0305W 3–5' Adjustable Extension Column is designed to simplify projector and display ceiling installations while delivering enhanced stability and security. With height adjustment in 1" increments, installers can quickly achieve precise positioning without disassembling the system.
Its notched design allows fast, tool-efficient adjustment, while the included set screw increases overall rigidity and installation confidence. Constructed with a 1.5" NPT column threaded on both ends, the CMS0305W integrates seamlessly with compatible Chief ceiling plates and mounting accessories. The white finish blends cleanly into commercial and educational environments for a professional appearance.
Ideal for projects requiring flexibility, strength, and compliance, this extension column is TAA compliant and built to meet demanding installation standards.
| Specification | Details |
|---|---|
| Brand | Chief |
| Model | CMS0305W |
| Product Type | Adjustable Extension Column |
| Adjustable Length Range | 3 ft to 5 ft |
| Adjustment Increments | 1 inch increments |
| Pipe Standard | 1.5" NPT |
| Threading | Threaded on both ends |
| Adjustment Design | Notched column for adjustment without disassembly |
| Stability Feature | Includes set screw for added rigidity |
| Finish | White |
| Compatibility | Compatible with Chief 1.5" NPT ceiling plates and accessories |
| Installation Application | Projector and display ceiling installations |
| Compliance | TAA Compliant |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
