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Product Overview

The 6-Inch Round 56-Inch Yellow Smooth Post Sleeve (SKU: A1736E) is a decorative bollard cover engineered to slide over existing 6-inch steel posts, transforming bare metal into a clean, high-visibility yellow marker. Manufactured by Eagle Manufacturing from UV-stabilized LDPE (low-density polyethylene), it features a smooth finish that withstands years of outdoor exposure without fading or cracking. With an inside diameter of 6.875 inches and an outside diameter of 7.375 inches, this sleeve stands 56 inches tall and weighs approximately 8 lbs. The bright yellow color is the standard OSHA choice for marking caution areas, physical hazards, and pedestrian safety zones in parking lots, warehouses, and commercial properties.

Technical Specifications

6 inch Round 56 inch Yellow Smooth Post Sleeves — Smooth Bollard Post Cover Sleeve

SKU A1736E
Diameter 6 inch round
Inside Diameter 6.875 inches
Outside Diameter 7.375 inches
Height 56 inches
Material UV-Stabilized LDPE (Low-Density Polyethylene)
Color Yellow
Finish Smooth
Weight 8 lbs
Fits Post Size 6-inch schedule 40 pipe (6.625" OD)
Manufacturer Eagle Manufacturing

Compare Bollard Cover Options

Choose the right bollard cover style, size, and color for your facility

Ribbed Bollard Covers vs Smooth Post Sleeves

Ribbed vs Smooth Bollard Cover Comparison
Feature Ribbed (Fluted) Covers Smooth Post SleevesThis Product
Surface Profile Corrugated / fluted exterior Flat, clean exterior
Material ½″ HDPE (high-density polyethylene) UV-stabilized smooth vinyl (LDPE)
Impact Resistance ✓ High — ribs flex & absorb impact Moderate — standard protection
Appearance Industrial / utility look Clean, sleek, professional
Diameters Available 4″, 6″, 8″ 4″, 6″, 8″
Heights Available 56″ standard + 72″ extended (6″ & 8″) 56″ (4″/6″) & 57″ (8″) standard only
Colors Available Yellow, Red, Blue (+ more available) Yellow, Red
UV Resistant? ✓ Yes — UV inhibitors ✓ Yes — UV stabilized
Weather Range -30°F to 130°F -30°F to 130°F
Trimmable? ✓ Yes — cut with standard saw ✓ Yes — cut with standard saw
Installation Slide over post — no tools needed Slide over post — no tools needed
Maintenance None — won’t rust, crack, or dent None — won’t rust, crack, or fade
OSHA Compliant? ✓ Yellow/Red: OSHA 1910.144 ✓ Yellow/Red: OSHA 1910.144
Best For Warehouses, loading docks, industrial & high-traffic areas Retail, office parks, storefronts & customer-facing areas
Price Range $87.66 – $152.24 $104.99 – $127.04
Free Shipping? ✓ Yes — Continental US ✓ Yes — Continental US
Shop View Ribbed Covers → ✓ You're viewing this

Bollard Cover Sizes & Pricing at a Glance

Bollard Cover Size and Price Chart
Diameter Height Inside Diameter Ribbed Price Smooth Price
4″ 56″ 4.750″ $87.66 $104.99
6″ 56″ 6.625″ $125.99 $104.99
6″ 72″ 6.625″ $136.49 —
8″ 56″ / 57″ 8.625″ $129.14 $127.04
8″ 72″ 8.625″ $152.24 —

Expert Insights

Proper sizing is critical — measure the outside diameter (OD) of your existing post before ordering. This 6-inch sleeve has a 6.875-inch inside diameter designed to accommodate standard 6-inch schedule 40 pipe (6.625-inch OD) with clearance for easy installation. To install, simply slide the sleeve down over the top of the bollard; no tools, adhesives, or fasteners are needed, and the process takes under a minute. Yellow is the OSHA-recommended color for caution, physical hazards, and stumbling/tripping risks, making these sleeves the standard choice for parking structures, loading docks, and pedestrian walkways. The UV-stabilized LDPE material ensures the sleeve maintains its color and structural integrity through years of direct sun exposure and harsh weather conditions.
Travis Zdrazil PCI Products — 40 Years in Industrial Spill Containment & Safety

6 inch Round 56 inch Yellow Smooth Post Sleeves | Industrial Spill Containment

Wholesale & B2B Information

6 inch Round 56 inch Yellow Smooth Post Sleeves is used by manufacturing plants, maintenance departments, fleet operations for bollard protection and facility safety. Volume pricing available. Free shipping to the lower 48 states.

Frequently Asked Questions

6 inch Round 56 inch Yellow Smooth Post Sleeves

What size post does this 6-inch yellow sleeve fit?

It fits standard 6-inch schedule 40 pipe with a 6.625-inch OD. The sleeve's inside diameter is 6.875 inches.

How is this sleeve installed on the bollard?

Slide it down over the top of the post until it rests at ground level. No tools or fasteners needed.

How long will this sleeve last in direct sunlight?

The UV-stabilized LDPE is designed for years of outdoor use without fading, cracking, or degrading.

Can I get this same 6-inch sleeve in a different color?

Yes. This 6-inch smooth sleeve is also available in red for fire and danger zone marking.

Why choose smooth post sleeves over ribbed covers?

Smooth post sleeves provide a clean, sleek, professional appearance — ideal for retail storefronts, office parks, shopping centers, and customer-facing environments where aesthetics matter. Ribbed covers are better for high-traffic industrial environments where maximum impact resistance is the priority. Both styles offer the same weather resistance and no-maintenance HDPE construction.

Why is the 8-inch smooth post sleeve 57 inches tall instead of 56?

The 8-inch diameter smooth post sleeve is manufactured at 57 inches to accommodate the slightly different tooling and mold dimensions for the larger diameter. Functionally, the 1-inch height difference is negligible and the sleeve can still be trimmed to any shorter height with a standard saw for a perfect fit.

Are extended 72-inch heights available in smooth post sleeves?

Extended 72-inch heights are currently only available in ribbed style for 6-inch and 8-inch diameters. If you need a taller cover with a smooth appearance, contact us at [email protected] or call (800) 869-9633 to discuss custom options. View our 72-inch ribbed covers as an alternative.

Why Customers Choose AbsorbentsOnline

Facilities, field crews and government buyers have ordered from us since 1985.

Cross-Reference Guide

This 6-inch yellow smooth post sleeve is part of a complete line of smooth vinyl bollard covers. Browse related sizes and colors below.

  • {"sku"=>"A1735E", "title"=>"4 inch Round 56 inch Yellow Smooth Post Sleeve", "product_id"=>8386294087859}
  • {"sku"=>"A1735RE", "title"=>"4 inch Round 56 inch Red Smooth Post Sleeve", "product_id"=>8386294251699}
  • {"sku"=>"A1736E", "title"=>"6 inch Round 56 inch Yellow Smooth Post Sleeve", "product_id"=>8386294153395}
  • {"sku"=>"TBD", "title"=>"6 inch Round 56 inch Red Smooth Post Sleeve", "product_id"=>8386294284467}
  • {"sku"=>"TBD", "title"=>"8 inch Round 57 inch Yellow Smooth Post Sleeve", "product_id"=>8386294218931}
  • {"sku"=>"TBD", "title"=>"8 inch Round 57 inch Red Smooth Post Sleeve", "product_id"=>8386294317235}

All smooth post sleeves feature UV-stabilized LDPE construction and require no tools for installation. Measure your existing post OD before ordering to ensure the correct fit.