Brand: ATTWOOD MARI

Ss MotorGuide 8mm Ext 20 Cmp 12 ST34905

Gas spring with stainless steel construction and 8-mm diameter.

$55.95 USD

Only 3 left in stock — order soon

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Delivery by Nov 20

15-day returns

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Product Overview

Ss MotorGuide 8mm Ext 20 Cmp 12 ST34905

Ss MotorGuide 8mm Ext 20 Cmp 12 ST34905

Part #ST34905 from Attwood.

Gas spring, stainless steel 8-mm extended 20 inch, compressed 12 inch, 90 lb.

Stainless Standard Series gas springs offer durability.

The pressure tube and rod are made of super-tough #316 stainless steel alloy, with all other exposed components being either stainless steel or marine-grade composite.

Ideal for saltwater use or any application where quality and good looks matter.

Perfect for livewells, line lockers, deck hatches, and other moisture-prone areas.

Key Features

ATTWOOD ST34905, ATTST34905
Stroke = 8 inches
Compressed = 12 inches
Extended = 20 inches
Force = 90 lbs
Rod = 8MM

Specifications

Technical Specifications
Length
25.5 in
Width
2.12 in
Height
0.75 in
Weight
0.66 lb
Product & Shipping Details
Condition
New
UPC
022697349057
Ships From
United States
Brand
ATTWOOD MARI

Customer reviews

Why customers shop with us

7 verified reviews on Trustpilot

Excellent customer service

“Excellent customer service. Had a small order issue that was remedied quickly with great communication!”

Paul Rogers Oct 1, 2026
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“This business communicates very well and delivers on their promise. I would work with them again”

William McKenney Oct 13, 2026
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Receive my 18*8-wheel super quick

“Receive my 18*8-wheel super quick, definitely I'll buy again.”

Suha luna Oct 26, 2026
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Amazing customer service

“My order was filled promptly and arrived as promised. …”

thealos ballas Oct 20, 2026
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“The customer representative was helpful in getting the correct parts ordered, and explained what was included and how to …”

Kamrun Naher Oct 15, 2026
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“Hello, I received my order today and matched as listed. it's super condition so quick …”

Kaynat Seher Oct 7, 2026
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Great customer service!

“Great customer service!”

Verified customer Oct 27, 2026
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FAQ

Frequently Asked Questions

About Ss MotorGuide 8mm Ext 20 Cmp 12 ST34905

01 What is the part number?

Part #ST34905 from Attwood

02 What is the stroke length?

Stroke = 8 inches

03 What is the extended length?

Extended = 20 inches

04 What is the UPC / barcode for this product?

The UPC/barcode for this product is 022697349057.

05 Where does this ship from?

Orders ship within the USA directly from our authorized U.S. distributor and brand warehouses.

06 How many days will it take to arrive?

Orders ship within 1-2 business days and typically arrive within 4-5 business days via free standard shipping -- usually by Nov 20.

07 Does this product accept returns?

Yes -- this item can be returned within 15 days of delivery for a free return by mail. See our return policy for full details.

Ss MotorGuide 8mm Ext 20 Cmp 12 ST34905

Special Offer

Ss MotorGuide 8mm Ext 20 Cmp 12 ST34905

Get 5% off this item today — code TRY5 at checkout.

$55.95