00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Seachoice
Seachoice Gas Spring Black 20" to 12" 90# #35177
$23.34
$27.86
Seachoice 35177 Gas Springs
Black Gas Spring - Compressed: 12", Extended: 20"Provides an effective, compact, lightweight, and inexpensive method of providing controlled lift assistance in applications where devices need to be moved, rotated, and/or held in place. Because gas springs provide for a controlled rate of extension, their performance is considered to be smoother and more desirable than traditional mechanical spring mechanisms. Socket-style end fittings. Fits 10mm balls found on most brackets.
Tube: Black Powder Coated
Rod: Black Nitride
End Cap P10
Compressed 12.0"
Force 90 lbs.
Stroke 8.0"
Extended 20"
Normalized SKU: 35177UPC Code: 719249351773
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Seachoice
Seachoice Gas Spring Black 20" to 12" 40# #35174
$23.34
$27.86
Seachoice 35174 Gas Springs
Black Gas Spring - Compressed: 12", Extended: 20"Provides an effective, compact, lightweight, and inexpensive method of providing controlled lift assistance in applications where devices need to be moved, rotated, and/or held in place. Because gas springs provide for a controlled rate of extension, their performance is considered to be smoother and more desirable than traditional mechanical spring mechanisms. Socket style end fittings. Fits 10mm balls found on most brackets.
Tube: Black Powder Coated
Rod: Black Nitride
End Cap P10
Compressed 12.0"
Force 40 lbs.
Stroke 8.0"
Extended 20"
Normalized SKU: 35174UPC Code: 719249351742
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Seachoice
Seachoice Gas Spring Black 17.2" to 10.2 30# #35163
$23.34
$27.86
Seachoice 35163 Gas Springs
Black Gas Spring - Compressed: 10.2", Extended 17.2"Provides an effective, compact, lightweight, and inexpensive method of providing controlled lift assistance in applications where devices need to be moved, rotated, and/or held in place. Because gas springs provide for a controlled rate of extension, their performance is considered to be smoother and more desirable than traditional mechanical spring mechanisms. Socket-style end fittings. Fits 10mm balls found on most brackets.
Tube: Black Powder Coated
Rod: Black Nitride
End Cap P10
Compressed 10.2"
Force 30 lbs.
Stroke 7.0"
Extended 17.2"
Normalized SKU: 35163UPC Code: 719249351636
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Seachoice
Seachoice Gas Spring Black 20" to 12" 120# #35178
$23.34
$27.86
Seachoice 35178 Gas Springs
Black Gas Spring - Compressed: 12", Extended: 20"Provides a practical, compact, lightweight, and inexpensive method of providing controlled lift assistance in applications where devices must be moved, rotated, and/or held in place. Because gas springs provide for a controlled rate of extension, their performance is considered to be smoother and more desirable than traditional mechanical spring mechanisms. Socket-style end fittings. Fits 10mm balls found on most brackets.
Tube: Black Powder Coated
Rod: Black Nitride
End Cap P10
Compressed 12.0"
Force 120 lbs.
Stroke 8.0"
Extended 20"
Normalized SKU: 35178
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Seachoice
Seachoice Gas Spring Black 7.5" to 5.25" 30# #35123
$20.65
$24.64
Seachoice 35123 Gas Springs
Black Gas Spring - Compressed: 5.25", Extended 7.5"Provides a practical, compact, lightweight, and inexpensive method of providing controlled lift assistance in applications where devices need to be moved, rotated, and/or held in place. Because gas springs provide for a controlled rate of extension, their performance is considered to be smoother and more desirable than traditional mechanical spring mechanisms. Socket-style end fittings. Fits 10mm balls found on most brackets.
Tube: Black Powder Coated
Rod: Black Nitride
End Cap P10
Compressed 5.25"
Force 30 lbs.
Stroke 2.25"
Extended 7.5"
Normalized SKU: 35123UPC Code: 719249351230
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Seachoice
Seachoice Gas Spring Black 20" to 12" 60# #35176
$23.34
$27.86
Seachoice 35176 Gas Springs
Black Gas SpringProvides an effective, compact, lightweight, and inexpensive method of providing controlled lift assistance in applications where devices need to be moved, rotated, and/or held in place. Because gas springs provide for a controlled rate of extension, their performance is considered to be smoother and more desirable than traditional mechanical spring mechanisms. Socket-style end fittings.
Fits 10mm balls found on most brackets.Tube: Black Powder CoatedRod: Black NitrideCompressed: 12", Extended: 20"Spring Rate: 60 PoundsNormalized SKU: 35176UPC Code: 719249351766
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Seachoice
Seachoice Gas Spring Black 20" to 12" 30# #35173
$23.34
$27.86
Seachoice 35173 Gas Springs
Black Gas Spring - Compressed: 12", Extende:20"Provides an effective, compact, lightweight, and inexpensive method of providing controlled lift assistance in applications where devices need to be moved, rotated, and/or held in place. Because gas springs provide for a controlled rate of extension, their performance is considered to be smoother and more desirable than traditional mechanical spring mechanisms. Socket-style end fittings. Fits 10mm balls found on most brackets.
Tube: Black Powder Coated
Rod: Black Nitride
End Cap P10
Compressed 12.0"
Force 30 lbs.
Stroke 8.0"
Case 10
Extended 20"
Normalized SKU: 35173UPC Code: 719249351735
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Seachoice
Seachoice Gas Spring Black 17.2" to 10.2 50# #35164
$23.34
$27.86
Seachoice 35164 Gas Springs
Black Gas Spring - Compressed: 10.2", Extended 17.2"Provides an effective, compact, lightweight, and inexpensive method of providing controlled lift assistance in applications where devices need to be moved, rotated, and/or held in place. Because gas springs provide for a controlled rate of extension, their performance is considered to be smoother and more desirable than traditional mechanical spring mechanisms. Socket-style end fittings. Fits 10mm balls found on most brackets.
Tube: Black Powder Coated
Rod: Black Nitride
End Cap P10
Compressed 10.2"
Force 50 lbs.
Stroke 7.0"
Extended 17.2"
Normalized SKU: 35164UPC Code: 719249351643
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Seachoice
Seachoice Gas Spring Black 17.2" to 10.2 20# #35161
$20.65
$24.64
Seachoice 35161 Gas Springs
Black Gas Spring - Compressed: 10.2", Extended 17.2"Provides an effective, compact, lightweight, and inexpensive method of providing controlled lift assistance in applications where devices need to be moved, rotated, and/or held in place. Because gas springs provide for a controlled rate of extension, their performance is considered to be smoother and more desirable than traditional mechanical spring mechanisms. Socket-style end fittings. Fits 10mm balls found on most brackets.
Tube: Black Powder Coated
Rod: Black Nitride
End Cap P10
Compressed 10.2"
Force 20 lbs.
Stroke 7.0"
Extended 17.2"
Normalized SKU: 35161UPC Code: 719249351612
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Seachoice
Seachoice Gas Spring Black 15" to 9.5" 20# #35151
$20.65
$24.64
Seachoice 35151 Gas Springs
Black Gas Spring - Compressed: 9.5", Extended 15"Provides an effective, compact, lightweight, and inexpensive method of providing controlled lift assistance in applications where devices need to be moved, rotated, and/or held in place. Because gas springs provide for a controlled rate of extension, their performance is considered to be smoother and more desirable than traditional mechanical spring mechanisms. Socket-style end fittings. Fits 10mm balls found on most brackets.
Tube: Black Powder Coated
Rod: Black Nitride
End Cap P10
Compressed 9.5"
Force 20 lbs.
Stroke 5.5"
Extended 15"
Normalized SKU: 35151UPC Code: 719249351513
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Seachoice
Seachoice Gas Spring Black 12" to 8.1" 40# #35143
$20.65
$24.64
Seachoice 35143 Gas Springs
Black Gas Spring - Compressed: 8.1", Extended 12"Provides a practical, compact, lightweight, and inexpensive method of providing controlled lift assistance in applications where devices need to be moved, rotated, and/or held in place. Because gas springs provide for a controlled rate of extension, their performance is considered to be smoother and more desirable than traditional mechanical spring mechanisms. Socket-style end fittings. Fits 10mm balls found on most brackets.
Tube: Black Powder Coated
Rod: Black Nitride
End Cap P10
Compressed 8.1"
Force 40 lbs.
Stroke 3.9"
Extended 12"
Normalized SKU: 35143UPC Code: 719249351438
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Seachoice
Seachoice Gas Spring Black 12" to 8.1" 30# #35141
$20.65
$24.64
Seachoice 35141 Gas Springs
Black Gas Spring - Compressed: 8.1", Extended 12"Provides an effective, compact, lightweight, and inexpensive method of providing controlled lift assistance in applications where devices need to be moved, rotated, and/or held in place. Because gas springs provide for a controlled rate of extension, their performance is considered to be smoother and more desirable than traditional mechanical spring mechanisms. Socket-style end fittings. Fits 10mm balls found on most brackets.
Tube: Black Powder Coated
Rod: Black Nitride
End Cap P10
Compressed 8.1"
Force 30 lbs.
Stroke 3.9"
Extended 12"
Normalized SKU: 35141UPC Code: 719249351414
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Seachoice
Seachoice Gas Spring Black 10" to 7" 40# #35133
$20.65
$24.64
Seachoice 35133 Gas Springs
Black Gas Spring - Compressed: 7.0", Extended 10"Provides a practical, compact, lightweight, and inexpensive method of providing controlled lift assistance in applications where devices need to be moved, rotated, and/or held in place. Because gas springs provide for a controlled rate of extension, their performance is considered to be smoother and more desirable than traditional mechanical spring mechanisms. Socket-style end fittings. Fits 10mm balls found on most brackets.
Tube: Black Powder Coated
Rod: Black Nitride
End Cap P10
Compressed 7.0"
Force 40 lbs.
Stroke 3.0"
Extended 10"
Normalized SKU: 35133UPC Code: 719249351339
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Attwood Marine
Attwood Stainless Gas Spring 8mm Ext 17.2" Comp 10.2" #ST36-90-5
$73.97
$88.76
Attwood Marine ST36-90-5 Gas SpringsAttwood INOX Stainless Standard Series. Stainless Steel shell and rod ensure corrosion-resistance and up to 30% lower cost than traditional Stainless springs. All Stainless Standard Series springs come with high-strength, corrosion-proof composite end fittings.Gas Springs: Aftermarket Gas SpringsOutput Force: 90 PoundsExtended: 17.20 InchesProduct Series: Stainless StandardCompressed: 10.20 InchesStroke: 7.00 InchesEnd Type: 10mm SocketShock Size: 8mm Rod x 18mm CylinderAlternate part number: ST-36-90-5Normalized SKU: ST36905UPC Code: 022697369055Search Key: ATT-ST36-Package Type: Aftermarket Packaging
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Attwood Marine
Attwood Stainless Gas Spring 8mm Ext 20" Comp 12" #ST34-20-5
$74.25
$92.18
Attwood Marine ST34-20-5 Gas SpringsAttwood INOX Stainless Standard Series. Stainless Steel shell and rod ensure corrosion-resistance and up to 30% lower cost than traditional Stainless springs. All Stainless Standard Series springs come with high-strength, corrosion-proof composite end fittings.Gas Springs: Aftermarket Gas SpringsOutput Force: 20 PoundsExtended: 20.00 InchesProduct Series: Stainless StandardCompressed: 12.00 InchesStroke: 8.00 InchesEnd Type: 10mm SocketShock Size: 8mm Rod x 18mm CylinderAlternate part number: ST-34-20-5Normalized SKU: ST34205UPC Code: 022697342058Search Key: ATT-ST34-Package Type: Aftermarket Packaging
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Attwood Marine
Attwood Stainless Gas Spring 8mm Ext 20" Comp 12" #ST34-40-5
$74.25
$92.18
Attwood Marine ST34-40-5 Gas SpringsAttwood INOX Stainless Standard Series. Stainless Steel shell and rod ensure corrosion-resistance and up to 30% lower cost than traditional Stainless springs. All Stainless Standard Series springs come with high-strength, corrosion-proof composite end fittings.Gas Springs: Aftermarket Gas SpringsOutput Force: 40 PoundsExtended: 20.00 InchesProduct Series: Stainless StandardCompressed: 12.00 InchesStroke: 8.00 InchesEnd Type: 10mm SocketShock Size: 8mm Rod x 18mm CylinderAlternate part number: ST-34-40-5Normalized SKU: ST34405UPC Code: 022697344052Search Key: ATT-ST34-Package Type: Aftermarket Packaging
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Attwood Marine
Attwood Stainless Gas Spring 8mm Ext 17.2" Comp 10.2" #ST36-70-5
$73.97
$88.76
Attwood Marine ST36-70-5 Gas SpringsAttwood INOX Stainless Standard Series. Stainless Steel shell and rod ensure corrosion-resistance and up to 30% lower cost than traditional Stainless springs. All Stainless Standard Series springs come with high-strength, corrosion-proof composite end fittings.Gas Springs: Aftermarket Gas SpringsOutput Force: 70 PoundsExtended: 17.20 InchesProduct Series: Stainless StandardCompressed: 10.20 InchesStroke: 7.00 InchesEnd Type: 10mm SocketShock Size: 8mm Rod x 18mm CylinderAlternate part number: ST-36-70-5Normalized SKU: ST36705UPC Code: 022697367051Search Key: ATT-ST36-Package Type: Aftermarket Packaging
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Attwood Marine
Attwood Marine SS 8mm Ext 12" Comp 8.5" #ST35-60-5
$61.59
$73.91
Attwood Marine ST35-60-5 Gas SpringsAttwood INOX Stainless Standard Series. Stainless Steel shell and rod ensure corrosion-resistance and up to 30% lower cost than traditional Stainless springs. All Stainless Standard Series springs come with high-strength, corrosion-proof composite end fittings.Gas Springs: Aftermarket Gas SpringsOutput Force: 60 PoundsExtended: 12.04 InchesProduct Series: Stainless StandardCompressed: 8.46 InchesStroke: 3.58 InchesEnd Type: 10mm SocketShock Size: 8mm Rod x 18mm CylinderAlternate part number: ST-35-60-5Normalized SKU: ST35605UPC Code: 022697356055Search Key: ATT-ST35-Package Type: Aftermarket Packaging
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Attwood Marine
Attwood Stainless Gas Spring 8mm Ext 20" Comp 12" #ST34-90-5
$74.25
$92.18
Attwood Marine ST34-90-5 Gas SpringsAttwood INOX Stainless Standard Series. Stainless Steel shell and rod ensure corrosion-resistance and up to 30% lower cost than traditional Stainless springs. All Stainless Standard Series springs come with high-strength, corrosion-proof composite end fittings.Gas Springs: Aftermarket Gas SpringsOutput Force: 90 PoundsExtended: 20.00 InchesProduct Series: Stainless StandardCompressed: 12.00 InchesStroke: 8.00 InchesEnd Type: 10mm SocketShock Size: 8mm Rod x 18mm CylinderAlternate part number: ST-34-90-5Normalized SKU: ST34905UPC Code: 022697349057Search Key: ATT-ST34-Package Type: Aftermarket Packaging
00
DAYS 00
HRS 00
MIN 00
SEC
DAYS 00
HRS 00
MIN 00
SEC
Attwood Marine
Attwood Stainless Gas Spring 8mm Ext 15" Comp 9.5" #ST33-60-5
$61.44
$73.73
Attwood Marine ST33-60-5 Gas SpringsAttwood INOX Stainless Standard Series. Stainless Steel shell and rod ensure corrosion-resistance and up to 30% lower cost than traditional Stainless springs. All Stainless Standard Series springs come with high-strength, corrosion-proof composite end fittings.Gas Springs: Aftermarket Gas SpringsOutput Force: 60 PoundsExtended: 15.00 InchesProduct Series: Stainless StandardCompressed: 9.50 InchesStroke: 5.50 InchesEnd Type: 10mm SocketShock Size: 8mm Rod x 18mm CylinderAlternate part number: ST-33-60-5Normalized SKU: ST33605UPC Code: 022697336057Search Key: ATT-ST33-Package Type: Aftermarket Packaging
Frequently Asked Questions
First Choice Marine is an online marine retailer carrying a diverse line of marine parts and accessories and related items from industry-respected and demanded manufacturers and suppliers. Through our diverse distributor network, we are able to access over 150,000 items, including our current site inventory, new products being added, and special order items. If you need it on your boat... we are your one-stop shop!
Yes, we offer FREE Shipping on most orders over $149 to US-48*.
Each product displays a shipping status message, just above the item price. Below is the meaning for each of these codes.
- Qualifies for Free Shipping: This item qualifies for free shipping when the order is $149+
- Qualifies for Free Ground Shipping: This item qualifies for free ground shipping when the order is $149+.
- Oversized - Not Qualified for Free Shipping: This item is too large/heavy to qualify for free shipping
- Hazardous Item - Not Qualified for Free Shipping: This item is hazardous and does not qualify for free shipping
- Truck Freight - Not Qualified for Free Shipping: This item has to be shipped via truck freight. Please contact us for a quote
- In-Store Pickup Only: This item can only be picked up in our Grain Valley, MO retail store
Below the price of the item, on the product page, there is a message indicating the availability of the product.
The quantity on hand is updated as inventory events happen and matches what we have available. If you have urgent needs and we are close to what you need, contact us, and we can confirm stock.
We offer a hassle-free return policy. If you're not completely satisfied with your purchase, you can return it within 30 days for a full refund or exchange.
If you need to return an item, please follow the guidelines here so we can process a prompt refund and assist you in finding the correct item.
Free Shipping
On most orders $149+ to the continental 48 US states.Secure Shopping
Fast, secure checkout with a variety of payment methods.Shop with confidence
25+ years serving the marine industry.Support center
Need help? Contact us via live chat, phone, or email.