TimberTech 4" Post Cap
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Helpful Hint
Goes great with the slim profile of TimberTech RadianceRail Express rail system.


Outer dimensions: 5.6" x 5.6" x 1.2"

Fits over top of TimberTech 4" x 4" composite post sleeves

Commonly used with TimberTech RadianceRail Express rail system but also compatible with TimberTech Classic Composite Series rail system

Resists mildew and mold

Requires no painting, staining, or sealing


The TimberTech 4" Post Cap crowns the top of a TimberTech 4" x 4" composite post sleeve to add the finishing touch. It is most often used with the RadianceRail Express railing system due to its slim profile but is also compatible with the Classic Composite Series. Pair this standard post cap with a TimberTech Post Light Module to add light to your post.


Manufacturer TimberTech
Brand TimberTech
Compatible Materials TImberTech 4" x 4" Composite Post Sleeve
Compatible Railing System TimberTech RadianceRail Express and Classic Composite Series
Material Composite
Package Quantity 1
Package Includes (1) Post Cap
Warranty 25-Year Limited Residential

Weights and Dimensions

Weight (Pounds) .5
Dimensions 5.6" x 5.6" x 1.2"

Info & Guides

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