LMT 1078W 4" x 4" Internal Pyramid Vinyl Post Cap - White

Finish your outdoor project with this Internal Pyramid Vinyl Post Cap designed and manufactured by LMT. Made for a 4" post, this cap is lightweight, quick to install, and will prevent water from penetrating the post while enhancing your design.

Learn How To Measure Your Post

Part Number: 1078-WHITE
$1.16 each
$1.16 each
Quantity Price Each


LMT 1078W 4" x 4" Internal Pyramid Vinyl Post Cap - White

This Internal Pyramid Vinyl Post Cap, designed and manufactured by LMT, is made of high-quality, water-resistant, low maintenance vinyl that will not fade, discolor, or warp. The post cap is quick and easy to install to your 4" post. Simply slide the post cap into the top of the post, it's that easy. Put the finishing touch on your fence or deck posts with this Pyramid Internal Vinyl Post Cap.


• Color: White
• Post Size: 4"
• Fits Internally
• Total Height: 1.500"
• Corner Radius: 0.250"
• Extends Into Profile: 0.750"
• Minimum Inside Profile Dimensions: 3.675" Sq.
• Installation: Simply Slide Cap In The Top of The Post

Post Cap Measuring Chart

Our Cap Size (Measured In OD) Post Size
2" 2" x 2" Aluminum Posts OD
3.5" 3.5" x 3.5" Vinyl Posts OD
3.625" 4" x 4" Wood Posts (3.5" x 3.5" OD)
4" 4" x 4" Vinyl Posts OD
4.5" 4.5" x 4.5" Vinyl Posts OD
5" 5" x 5" Vinyl Posts OD
5.625" 5.625" x 5.625" Wood Posts (6" x 6" OD)
6" 6" x 6" Vinyl Posts OD

All of our post caps are made to fit posts of their respective size. For example, a 4" post cap will fit a 4" post (outside diameter), a 5" post cap will fit a 5" post (outside diameter), and so forth.

How To Measure Post Size

Name LMT 1078W 4" x 4" Internal Pyramid Vinyl Post Cap - White
Color White
Style Flat/Pyramid
Fits Internal
Post Size 4" x 4"
Country of Manufacture United States
Manufacturer LMT Mercer Group
Product Type Vinyl Post Cap
Price $1.16