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Composite Post Caps Flat and Pyramid by Trex

Step 2A | Composite Post Cap by Trex

Trex Transcend Post Caps

Trex Post Caps are available in the Flat style for Transcend 4-1/2" Post Sleeves. Get creative with Trex's perfect complement of Transcend Railing selections in the same great colors as Transcend Decking - plus Classic White. Trex has discontinued the Pyramid Post Caps, limited to stock on hand.

Also Available In Solar and Low Voltage LED Illuminated Post Caps

Check out these cost saving options!

The Universal Flat Post Cap and Universal Pyramid Post Cap.

Need help picking out the right size cap? Use our "Post Cap Size Guide"

Trex Is Discontinuing The Pyramid Style. Stock Is Limited.

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Free Shipping Available

On any combination of select items over $99

Excluding Alaska and Hawaii. Conditions Apply

  • Minimum Order Tier: $99
  • Note: Free shipping only applies to combined product totals of the same Minimum Order Tier. Learn More

Priority Shipping Available

Ships to Alaska, Hawaii, and many US Territories.

Product Satisfaction Guaranteed!

This product is guaranteed! No restocking fees. Learn More

ARE YOU ORDERING THE CORRECT SIZE POST CAP? We list the opening size of the post cap. The size you select should measure equal to or slightly larger than your post in order to slide into place over the post. Example a 6x6 post may actually be a 5.5" x 5.5" post. Please contact us if you’re unsure which size you’ll need

We make it easy to pair the elegance and durability of your new Trex Composite deck with a full line of matching Transcend Railings. The modular construction of this railing system offers unique design flexibility and an endless mix of choices. Flat Post Caps available in all Trex colors. Trex has discontinued the Pyramid Post Caps, supplies are limited.

Trex Transcends Post Caps fit 4-1/2" Trex 4x4 Transcends Post Sleeves ONLY.

Dimensions 4-1/2" x 4-1/2" for Trex 4x4 Post Sleeves
Color Black (Formerly Classic Black), Classic White, Gravel Path, Rope Swing, Tree House, Vintage Lantern
Manufacturer Trex
Installation Help

Trex Railing and Decking

Trex is the leading brand of alternative decking, railing, and trim products designed to maximize your outdoor living experience. Trex Company created the composite decking category and revolutionized the industry. Since then, Trex has inspired many imitators, but they still can't match the enduring quality and beauty of Trex. In the end, there is only one genuine Trex.

Low-maintenance Trex won’t splinter, rot, warp, or need sanding and staining like wood

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