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FittingsPlus.com
4" PLASTIC POST CAP fits 3-1/2" to 3-5/8" SQ WOOD POST - BLACK
$0.99 $1.34
Item # HW5.1954" Black Plastic Post Caps for Wood Posts(Fits 3-1/2" to 3-5/8" Square Wood Posts)Protect & Finish Your Wood Posts with a Clean, Durable CapOur 4" Black Plastic Post Caps provide essential protection for your wood fence posts while delivering a simple, finished look. Designed to shield the top of each post from sun and moisture, they help reduce cracking, splitting, and rot. Made from high-quality, weather-resistant plastic, they’re an affordable way to extend the life and appearance of your wooden fence.A simple solution for a finished look and lasting protection.Features:* Fits square wood posts measuring 3-1/2" to 3-5/8"* Durable, weather-resistant black plastic* Helps protect post tops from sun, rain, and moisture* Provides a clean, simple finished appearance* Easy, secure installationPro Tip: Periodically clean with mild soap and water to maintain a fresh, well-kept look.
FittingsPlus.com
2-1/2" SQ PYRAMID CAP - PLASTIC - WHITE
$0.72 $0.95
Item # PL11.016.WH 2-1/2" White Plastic Pyramid Post CapsBrighten & Protect Your Fence with a Stylish, Elegant FinishOur 2-1/2" White Plastic Pyramid Caps provide an affordable way to add a sharp, architectural touch while protecting your posts from the elements. Made from high-quality, UV-resistant white plastic, they help shield post tops from water and debris, enhancing both the appearance and longevity of your fence.A simple upgrade for a sophisticated look and lasting protection.Features:* Fits 2-1/2" square aluminum or steel posts* Durable, UV-resistant white plastic* Sharp pyramid design for a clean, architectural finish* Helps protect posts from water and debris* Easy, secure installationPro Tip: Clean periodically with mild soap and water to maintain a bright, fresh appearance.
FittingsPlus.com
3" PYRAMID POST CAP - PLASTIC - BLACK
$1.19 $1.35
Item # PL11.017.BK3" Black Plastic Pyramid Post CapsProtect & Enhance Your Fence with a Stylish, Elegant FinishOur 3" Black Plastic Pyramid Caps provide an affordable way to add a sharp, architectural touch while protecting your posts from the elements. Made from high-quality, UV-resistant black plastic, they help shield post tops from water and debris, enhancing both the appearance and longevity of your fence.A simple upgrade for a sophisticated look and lasting protection.Features:* Fits 3" square aluminum or steel posts* Durable, UV-resistant black plastic* Sharp pyramid design for a clean, architectural finish* Helps protect posts from water and debris* Easy, secure installationPro Tip:Clean periodically with mild soap and water to maintain a rich, consistent black finish.
FittingsPlus.com
2" BALL CAP - PLASTIC - WHITE
$1.09 $1.90
Item # PL11.020.WH2" White Plastic Ball Post CapsBrighten & Elevate Your Fence with a Classic, Elegant FinishOur 2" White Plastic Ball Caps offer an affordable way to add a timeless, decorative touch while protecting your posts from the elements. Made from high-quality, UV-resistant white plastic, they help shield post tops from water and debris, enhancing both the appearance and longevity of your fence.A simple upgrade for a classic look and lasting protection.Features:* Fits 2" square aluminum or steel posts* Durable, UV-resistant white plastic* Classic ball-top design for an elegant, traditional finish* Helps protect posts from water and debris* Easy, secure installationPro Tip: Clean periodically with mild soap and water to maintain a bright, polished appearance.
FittingsPlus.com
2" PYRAMID POST CAP - PLASTIC - WHITE
$0.94 $1.09
Item # PL11.014.WH2" White Plastic Pyramid Post CapsBrighten & Protect Your Fence with a Stylish, Elegant FinishOur 2" White Plastic Pyramid Caps offer an affordable way to add a sharp, architectural touch while protecting your posts from the elements. Made from high-quality, UV-resistant white plastic, they help shield post tops from water and debris, enhancing both the appearance and longevity of your fence.A simple upgrade for a sophisticated look and lasting protection.Features:* Fits 2" square aluminum or steel posts* Durable, UV-resistant white plastic* Sharp pyramid design for a clean, architectural finish* Helps protect posts from water and debris* Easy, secure installationPro Tip: Clean periodically with mild soap and water to maintain a bright, polished appearance.
FittingsPlus.com
2" BALL CAP - PLASTIC - BLACK
$1.09 $1.90
Item # PL11.020.BK2" Black Plastic Ball Post CapsProtect & Elevate Your Fence with a Classic, Elegant FinishOur 2" Black Plastic Ball Caps offer an affordable way to add a timeless, decorative touch while protecting your posts from the elements. Made from high-quality, UV-resistant black plastic, they help shield post tops from water and debris, enhancing both the appearance and longevity of your fence.A simple upgrade for a classic look and lasting protection.Features:* Fits 2" square aluminum or steel posts* Durable, UV-resistant black plastic* Classic ball-top design for an elegant, traditional finish* Helps protect posts from water and debris* Easy, secure installationPro Tip: Clean periodically with mild soap and water to maintain a rich, polished black appearance.
FittingsPlus.com
3" PYRAMID POST CAP - PLASTIC - WHITE
$1.28 $1.53
Item # PL11.017.WH3" White Plastic Pyramid Post CapsBrighten & Protect Your Fence with a Stylish, Elegant FinishOur 3" White Plastic Pyramid Caps offer an affordable way to add a sharp, architectural touch while protecting your posts from the elements. Made from high-quality, UV-resistant white plastic, they help shield post tops from water and debris, enhancing both the appearance and longevity of your fence.A simple upgrade for a sophisticated look and lasting protection.Features:* Fits 3" square aluminum or steel posts* Durable, UV-resistant white plastic* Sharp pyramid design for a clean, architectural finish* Helps protect posts from water and debris* Easy, secure installationPro Tip: Clean periodically with mild soap and water to maintain a bright, polished appearance.
FittingsPlus.com
2" PYRAMID POST CAP - PLASTIC - BLACK
$0.94 $1.09
Item # PL11.014.BK2" Black Plastic Pyramid Post CapsProtect & Enhance Your Fence with a Stylish, Elegant FinishOur 2" Black Plastic Pyramid Caps offer an affordable way to add a sharp, architectural touch while protecting your posts from the elements. Made from high-quality, UV-resistant black plastic, they help shield post tops from water and debris, enhancing both the appearance and longevity of your fence.A simple upgrade for a sophisticated look and lasting protection.Features:* Fits 2" square aluminum or steel posts* Durable, UV-resistant black plastic* Sharp pyramid design for a clean, architectural finish* Helps protect posts from water and debris* Easy, secure installationPro Tip: Clean periodically with mild soap and water to maintain a rich, polished black appearance.
FittingsPlus.com
1" SQ PLUG - PLASTIC - BLACK
$0.19 $0.26
Item # PL11.004.BK1" Square Plug – Plastic – BlackFinish & Protect Your Posts with a Clean, Simple PlugOur 1" Black Plastic Square Plug provides a neat, functional finish for hollow posts while helping protect the interior from water and debris. Made from durable, weather-resistant plastic, it’s an easy and affordable way to complete and protect aluminum or steel posts.A simple solution for a clean look and lasting protection.Features:* Fits 1" square aluminum or steel posts* Durable, weather-resistant black plastic* Provides a clean, functional finished appearance* Easy, push-in installationPro Tip: Periodically clean with mild soap and water to maintain a fresh, well-kept look.
FittingsPlus.com
2" PYRAMID POST CAP - PLASTIC - BRONZE
$0.94 $1.09
Item # PL11.014.BZ2" Bronze Plastic Pyramid Post CapsProtect & Enhance Your Fence with a Stylish, Elegant FinishOur 2" Bronze Plastic Pyramid Caps offer an affordable way to add a sharp, architectural touch while giving your fence the look of classic metal. Made from high-quality, UV-resistant plastic with a rich bronze finish, they help protect post tops from the elements while elevating the overall appearance and longevity of your fence.A simple upgrade for a sophisticated look and lasting protection.Features:* Fits 2" square aluminum or steel posts* Durable, UV-resistant plastic* Rich bronze finish for a classic metal look* Sharp pyramid design for a clean, architectural finish* Easy, secure installationPro Tip: Clean periodically with mild soap and water to maintain a polished bronze appearance.
FittingsPlus.com
3/4" PICKET PYRAMID CAP - PLASTIC - BLACK
$0.22 $0.45
Item # PL11.010.BK3/4" Black Plastic Pyramid Picket CapsRefine and Protect Your Fence with a Sharp, Uniform FinishDesigned for 3/4" square pickets, our Black Plastic Pyramid Picket Caps add a clean, consistent look while helping protect picket tops from the elements—enhancing both the appearance and lifespan of your fence. Made from durable, UV-resistant plastic, they offer an affordable finishing detail for a professional-grade result.A small detail for a complete look and lasting protection.Features:* Fits 3/4" square aluminum or steel pickets* Durable, UV-resistant black plastic* Sharp pyramid design for a crisp, finished appearance* Helps protect picket tops from water and debris* Easy, secure press-fit installationPro Tip: Clean periodically with mild soap and water to maintain a rich, polished black finish.
FittingsPlus.com
3" PYRAMID POST CAP - PLASTIC - BRONZE
$1.28 $1.54
Item # PL11.017.BZ3" Bronze Plastic Pyramid Post CapsRefine and Protect Your Fence with a Stylish, Architectural FinishCrafted from durable, UV-resistant plastic with a rich bronze finish, our 3" Pyramid Post Caps add a sharp, architectural look while helping protect your posts from the elements—enhancing both the appearance and longevity of your fence. They deliver the look of classic metal in a lightweight, affordable design.A simple upgrade for a sophisticated look and lasting protection.Features:* Fits 3" square aluminum or steel posts* Durable, UV-resistant plastic* Rich bronze finish for a classic metal look* Sharp pyramid design for a clean, architectural finish* Easy, secure press-fit installationPro Tip: Clean periodically with mild soap and water to maintain a polished bronze appearance.
FittingsPlus.com
3/4" PICKET PYRAMID CAP - PLASTIC - WHITE
$0.22 $0.45
Item # PL11.010.WH 3/4" White Plastic Pyramid Picket Caps – HR13Refine and Brighten Your Fence with a Sharp, Uniform FinishDesigned for 3/4" square HR13 pickets, our White Plastic Pyramid Picket Caps add a clean, consistent look while helping protect picket tops from the elements—enhancing both the appearance and lifespan of your fence. Made from durable, UV-resistant white plastic, they offer an affordable finishing detail for a bright, professional result.A small detail for a complete look and lasting protection.Features:* Fits 3/4" square aluminum or steel HR13 pickets* Durable, UV-resistant white plastic* Sharp pyramid design for a crisp, finished appearance* Helps protect picket tops from water and debris* Easy, secure press-fit installationPro Tip: Clean periodically with mild soap and water to maintain a bright, polished white finish.
FittingsPlus.com
5" PYRAMID POST CAP - PVC - WHITE
$3.50 $4.20
Item # HW6.300.WH5" White PVC Pyramid Post CapsRefine and Protect Your Vinyl Fence with a Clean, Architectural FinishCrafted from high-quality, UV-resistant PVC, our 5" White Pyramid Post Caps add a sharp, architectural look while protecting your vinyl posts from the elements—enhancing both the appearance and longevity of your fence. Low-maintenance and weather-resistant, they’re the perfect finishing touch for modern vinyl and PVC fence systems.A simple upgrade for a sophisticated look and lasting protection.Features:* Fits 5" square vinyl or PVC posts* Durable, UV-resistant white PVC (vinyl)* Sharp pyramid design for a clean, architectural finish* Low-maintenance and helps protect posts from water and debris* Easy, secure installationPro Tip: Clean periodically with mild soap and water to maintain a bright, fresh appearance.
FittingsPlus.com
5" PYRAMID POST CAP - PVC - CLAY
$6.05 $6.98
Item # HW6.300.CL 5" Clay PVC Pyramid Post CapsRefine and Enhance Your Vinyl Fence with a Clean, Architectural FinishCrafted from high-quality, UV-resistant PVC in a modern clay color, our 5" Pyramid Post Caps add a sharp, architectural look while protecting your posts from the elements—delivering a seamless, color-matched finish that enhances both the appearance and longevity of your fence.A simple upgrade for a sophisticated look and lasting protection.Features:* Fits 5" square vinyl or PVC posts* Durable, UV-resistant clay PVC (vinyl)* Modern clay color for a smooth, color-matched finish* Sharp pyramid design for a clean, architectural look* Easy, secure installationPro Tip: Clean periodically with mild soap and water to maintain a fresh, even appearance.
Discover durable and stylish plastic fence post caps designed to protect and enhance the look of your fence posts. Whether you're building a residential fence, enclosing a garden, or adding finishing touches to a commercial project, these caps provide both functionality and a clean, polished appearance.
Made from tough, weather-resistant materials, our plastic fence post caps are built to endure the elements—rain, sun, wind, and temperature changes—without fading, cracking, or losing their fit. Their snug design ensures a secure hold on your posts, preventing moisture buildup and extending the life of your fencing system.
These caps are easy to install and available in a range of sizes and shapes, making them a flexible solution for various fencing materials, including vinyl, wood, and metal. Lightweight yet strong, they offer a budget-friendly way to protect your fence while improving its overall aesthetic.
For a complete solution, explore our selection of aluminum post caps and aluminum end caps for added variety. These metal alternatives provide a more modern or decorative look, especially suited for ornamental or welded gates, and offer excellent long-term durability.
If you’re looking for more options, check out our plastic end caps to match your needs. They pair perfectly with plastic post caps for a cohesive, reliable finish.
No matter your project, our fence post cap collection has the right solution. Choose the style and material that works best for your installation and enjoy long-lasting protection with minimal maintenance.
Shop now and give your fence the finishing touch it deserves!