2-1/2", 4" & 6" Posts
On Sale!
Heavy-duty aluminum posts designed for maximum strength and versatility. Available in multiple sizes to accommodate various railing and structural applications.
2-1/2″ Posts
- Best for residential decks and porches
- Available in 37″ and 47″ heights
- Most popular choice for home projects
4″ Posts
- Heavy-duty for residential or commercial applications
- Stronger construction for larger railings
- Good for high-traffic areas
- Available as sleeves or with welded plate
6″ Posts
- Maximum strength for residential or commercial use
- Largest size post option available
- Available as sleeves or with welded plate
Key Features
All posts feature powder-coated aluminum construction that resists rust and requires no maintenance. With multiple mounting options and professional-grade construction, these posts are perfect for deck and porch railings, commercial buildings, industrial facilities, and any application requiring strong, permanent support. Choose your post size based on your project requirements and local building codes.
Quick Ship items will ship within 3-4 days. Please allow 10-14 days order time for all others.
Frequently Asked Questions
What sizes of aluminum posts are available?
MMC offers 2ยฝโณ, 4โณ, and 6โณ wide aluminum posts, catering to a range of Westbury railing systems from residential to heavy-duty commercial applications.
What are the typical post heights offered?
Standard post heights include 37โณ (level) and 47โ (stair for 36โ railing and 43โณ (level) and 53โณ (stair) for 42โ railing, available either with welded base plates or as sleeves.
How are the base plates mounted?
Posts come with pre-welded base plates for easy surface mounting, ideal for attaching to wood, composite, or concrete surfacesย .
What finishes are available?
Choose from 12 architectural-grade powder-coated colors, including Black Fine Texture, Bronze Fine Texture, Sandy Shore, Gloss White, Gloss Beige, Speckled Walnut, Satin Black, among others.
Are there decorative options?
YesโMMC offers standard smooth posts, Deco posts, and crossover post kits, which seamlessly allow continuous handrails around corners.
Which railing systems are these posts compatible with?
These posts work with all Westbury aluminum railing systems, including Tuscany, Riviera, VertiCable, and more. Power-Posts can support commercial-grade or high-load installations.
Whatโs the wall thickness of the posts?
- 2ยฝโณ posts (Standard and Power-Posts): 0.125โณ wall
- 4โณ posts: 0.125โณ wall Smooth wall; 0.065โ Deco Sleeves; 0.090โ Deco with welded plate
- 6โณ posts: Smooth 0.125โณ wall; Deco Posts 0.110โ wall
Are crossover post kits available for stairs?
Yes, MMC carries 2โณ stair crossover kits which are attached to your intermediate posts to provide a continuous top rail.
Are sleeves offered for retrofit applications?
Yesโpost sleeves are available in 4โณ sizes (37โณ, 43โณ, 47โณ, 53โณ) to cover existing posts, offering a refreshed appearance without structural changes.
Do these posts come with a warranty and durable finish?
Yesโall posts go through a 10-step AAMA-compliant powder-coating process, cured at 400ยฐF, and are backed by DSIโs lifetime limited warranty.
Free shipping in the continental US for any purchase over $3000. Deliveries to residential addresses in the continental US will incur a $200 charge unless the total sale is over $4500. Our system will automatically show you the appropriate shipping option at checkout – either free shipping or freight shipping with contact for pricing.
We invite you to look at our QuickShip Courtyard Fencing for styles that can ship immediately. Please call first to check on available inventoryย in Courtyard. Some special-order products have a 3-4 week order time.
FREE SHIPPING with a purchase of $100 or more*
Applies only to the Continental U.S:ย Westbury Gates, Verticable Sections, and Sorrento Sections have a $1,000 minimum for free shipping. Juliette Balconies require a $1,500 minimum for free shipping. Longer Westbury sections (7โ8โฒ) have a $500 minimum. Courtyard Fencing purchases cannot be combined with non-Courtyard items to qualify for free shipping. Our system will automatically show you the appropriate shipping option at checkout – either free shipping or freight shipping with contact for pricing.
Some Westbury Tuscany colors are in stock and are ready to shipย immediately We alsoย have Quick Ship on Riviera C30 style and Verticable C80 in Textured Black and Textured Bronze which can ship in 2-4 weeks. Please call first to check on available inventory in Westbury. Some special-order products have a 3-4 weeks order time.
