Is the Polyform A-4 Buoy 20.5" Diameter - Grey in stock?

Yes, the Polyform A-4 Buoy 20.5" Diameter - Grey is currently in stock. Order now for quick processing and shipping from our warehouse.

What brand makes the Polyform A-4 Buoy 20.5" Diameter - Grey?

The Polyform A-4 Buoy 20.5" Diameter - Grey is manufactured by Polyform U.S., a trusted brand in the Anchoring & Docking industry. We carry the full line of genuine Polyform U.S. parts and accessories.

Is the Polyform A-4 Buoy 20.5" Diameter - Grey a genuine new part?

Yes, the Polyform A-4 Buoy 20.5" Diameter - Grey is a brand new, genuine Polyform U.S. part manufactured in UNITED STATES.

What is the part number for the Polyform A-4 Buoy 20.5" Diameter - Grey?

The manufacturer part number (MPN) for the Polyform A-4 Buoy 20.5" Diameter - Grey is A-4 GREY. Use these numbers to verify compatibility with your application before ordering.

What are the dimensions and weight of the Polyform A-4 Buoy 20.5" Diameter - Grey?

The Polyform A-4 Buoy 20.5" Diameter - Grey weighs 9.65 and measures 26 x 20 x 10 (L x W x H). Please verify these specifications fit your application before ordering.

How is the Polyform A-4 Buoy 20.5" Diameter - Grey shipped?

The Polyform A-4 Buoy 20.5" Diameter - Grey ships from our warehouse via standard shipping methods. Shipping costs are calculated at checkout based on your location and the item's weight and dimensions.

Can I return the Polyform A-4 Buoy 20.5" Diameter - Grey if it doesn't work for me?

Yes, the Polyform A-4 Buoy 20.5" Diameter - Grey is returnable. Please review our return policy page for the return window and conditions. Items must be in original condition with packaging.

Does the Polyform A-4 Buoy 20.5" Diameter - Grey come with a warranty?

The Polyform A-4 Buoy 20.5" Diameter - Grey is covered by Polyform U.S.'s manufacturer warranty against defects in materials and workmanship. See our warranty page for full details and coverage terms.

What category does the Polyform A-4 Buoy 20.5" Diameter - Grey belong to?

The Polyform A-4 Buoy 20.5" Diameter - Grey belongs to the Buoys subcategory within Anchoring & Docking. Browse our full selection of Buoys products for more options.

Anchoring & Docking Buoys

Polyform U.S.

Polyform A-4 Buoy 20.5" Diameter - Grey

Name: Polyform A-4 Buoy 20.5" Diameter - Grey
Brand: Polyform U.S.
SKU: A-4 GREY
Price: 121.54 USD
Availability: InStock

In StockNewSKU: A-4 GREY

$121.54$142.99per unit

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Shipping Available

Returns Available

Quick Specs

Diameter (Inches): 20.5"Color: Grey

Description

A-4 Buoy 20.5" Diameter - Grey

The A-Series is the product that launched the Polyform story. This all-purpose product, with the signature "blue ropehold" has proven itself in the most adverse conditions.

Marking gear used in heavy seas is no easy task. That's why more fishermen use Polyform A-Series than all other buoys combined. You name it, ocean, sea, or river, and the A-Series has been there.

Put your trust in Polyform's most versatile and well-known product.

Features:

Even wall thickness for maximum thickness
Heavy duty reinforced ropeholds
Polyform's unique vinyl valve system
Dual valve inflation/deflation system
Excellent choice for a rafting fender
One (1) piece design

Technical Specifications:

Size - 20.5" x 27" (52.1 x 68.6cm)
Eye Diameter - 1.125" (2.9cm)
Circumference - 64.4" (163.6cm)
Volume - 22.5 gallons (85.2L)
Boat Size - 50 - 60' (15.2 - 18.3M)

*Sold as an Individual

Quick Specs

Diameter (Inches) = 20.5" | Color = Grey

Accessories

Specifications

SKU	A-4 GREY
UPC	—
Brand	Polyform U.S.
Category	Anchoring & Docking
Country of Origin	UNITED STATES
Weight	9.65
Dimensions	26 x 20 x 10
Status	Active
Last Synced	8/26/2026, 2:05:33 AM

Compliance & Shipping

Returnable

Product Literature

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Frequently Bought Together

Polyform A-4 Buoy 20.5" Diameter - Grey

$121.54

Polyform Water Ski Series Buoy - Yellow

$13.59

Polyform Water Ski Series Buoy - Red

$13.59

Polyform Water Ski Series Buoy - Green

$13.59

Total for 4 items:

$162.31

Compare Key Features

Feature	Polyform A-4 Buoy 20.5" Diameter - Grey CURRENT	Polyform Water Ski Series Buoy - Yellow	Polyform Water Ski Series Buoy - Red	Polyform Water Ski Series Buoy - Green	Polyform A-0 Buoy 8" Diameter - Red
Price	$121.54	$13.59	$13.59	$13.59	$33.99
Brand	Polyform U.S.	Polyform U.S.	Polyform U.S.	Polyform U.S.	Polyform U.S.
Condition	New	New	New	New	New
Availability	In Stock	In Stock	In Stock	In Stock	In Stock
Weight	9.65	0.65	0.6	0.6	1.4
Dimensions	26 x 20 x 10	8 x 8 x 3	8 x 8 x 4	8 x 8 x 4	11 x 9 x 3
SKU	A-4 GREY	WS-1 YELLOW	WS-1 RED	WS-1 GREEN	A-0 RED
Country	UNITED STATES	CHINA	CHINA	CHINA	UNITED STATES
	View Item	View Item	View Item	View Item	View Item