A-4-GREY - Polyform A-4 Buoy 20.5" Diameter - Grey | Aztek Computers
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SKU: M8KTK7YSCO |  Mfg. Part: A-4-GREY  | 
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A-4-GREY - Polyform A-4 Buoy 20.5" Diameter - Grey

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Condition: New

$149.17  $201.38
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Product Overview

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

Expert Overview

The Polyform A-4 Buoy in grey is an all-purpose, durable flotation device designed for demanding marine environments. With a 20.5-inch diameter and 27-inch length, this buoy is suitable for marking gear in heavy seas or for use as a rafting fender. It features heavy-duty reinforced ropeholds and an even wall thickness for maximum durability. The buoy incorporates Polyform's unique vinyl valve system and a dual valve inflation/deflation system, facilitating maintenance. Its one-piece design contributes to its strength and reliability. This product, identified by part number A-4-GREY, is engineered for boats ranging from 50 to 60 feet in length, providing essential support for marine operations requiring robust and dependable flotation.

Technical Specifications

A Series Buoy A-4 - 20.5 Diameter - Grey - Boat Size 50' - 60'

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
  • Redesigned ropehold for A-1 through A-7 for improved strength and durability
  • Dual valve inflation/deflation system for sizes A-5, A-6 & A-7
  • Excellent rafting fender choice
  • Offered in seven brilliant high-visibility colors
  • Size: 20.5 x 27
  • Eye Diameter: 1.0 in
  • Circumfere

Product Details

  • Manufacturer:
  • Model Number:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • Country of Origin:
  • Polyform
  • A-4-GREY
  • New
  • 37.41 lbs
  • 26 X 10 X 20
  • Jul 29, 2026
  • Apr 15, 2021
  • UNITED STATES
Product Identifiers: Brand: Polyform • Part #: A-4-GREY • Category: Consumer Electronics

Frequently Asked Questions

What are the dimensions and volume of the A-4 Buoy?

The A-4 Buoy measures 20.5 inches in diameter by 27 inches in length, with a circumference of 64.4 inches. It has a volume capacity of 22.5 gallons (85.2 liters).

What size boat is this buoy recommended for?

This buoy is an excellent choice for boats ranging from 50 to 60 feet (15.2 to 18.3 meters) in length.

What are the key features of the A-4 Buoy's construction?

The A-4 Buoy features even wall thickness for maximum durability, heavy-duty reinforced ropeholds, and a one-piece design. It also includes Polyform's unique vinyl valve system and a dual valve inflation/deflation system.

Is the A-4 Buoy suitable for use as a fender?

Yes, the A-4 Buoy is described as an excellent choice for a rafting fender, indicating its suitability for protecting vessels during mooring or rafting alongside other boats.

A-4-GREY - Polyform A-4 Buoy 20.5" Diameter - Grey

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Reviews for Polyform A-4-GREY

$149.17