Hey DIYers, tired of rusty, weak stainless gas shocks? Stainless gas shocks often rust and fail. They can leave ugly stains on your boat or vehicle. Upgrade to GASTAC. GASTAC gas springs deliver smoother lifts, longer life, and zero corrosion. You get pro-level quality with easy home installation. Let’s transform your project into something you’ll love using every day.

Why GASTAC Stainless Gas Shocks Outlast the Rest
GASTAC stainless gas shocks pass 144-hour salt spray tests and run over 100,000 cycles. This means they survive harsh marine, outdoor, and industrial conditions without failing. You invest once, and the performance keeps going.
Perfect Fit for Your Stainless Gas Shocks Replacement
GASTAC makes direct-fit stainless gas shocks for most standard applications. You choose your size and pressure. Our factory tunes each unit for smooth, controlled movement from day one.
GASTAC Standard Stainless Gas Strut Size Chart
The Standard Gas Strut Size Chart makes choosing easy. It lists lengths, stroke, and force ranges clearly, so you match your project perfectly. From compact cabinet lids to heavy marine hatches, every size is built for durability, rust resistance, and smooth lift. One chart, endless reliable applications.
Item | Rod Ø (mm) | Tube Ø (mm) | Extended Length (mm) | Stroke (mm) | Force(N) |
GSTC120200 | 8 | 18 | 200 | 70 | 100–400 |
GSTC150250 | 8 | 18 | 250 | 100 | 150–500 |
GSTC180300 | 8 | 18 | 300 | 120 | 200–600 |
GSTC200350 | 8 | 18 | 350 | 130 | 250–700 |
GSTC220370 | 10 | 22 | 370 | 140 | 300–800 |
GSTC250400 | 10 | 22 | 400 | 150 | 350–900 |
GSTC280450 | 10 | 22 | 450 | 170 | 400–1000 |
GSTC300500 | 14 | 28 | 500 | 200 | 450–1100 |
GSTC350600 | 14 | 28 | 600 | 250 | 500–1200 |
How GASTAC Helps You Measure Stainless Gas Shocks
We teach you to measure extended length, stroke length, and rod diameter. You also check mounting style and force rating. This ensures your replacement fits perfectly and works as intended.

DIY Installation Made Simple for Stainless Gas Shocks
We provide step-by-step guides, video tutorials, and downloadable instructions. With clear visuals, you’ll replace shocks confidently. Even beginners complete the job in minutes without special skills.
Custom Options in Stainless Gas Shocks
Not all projects are the same. That’s why GASTAC offers custom lengths, forces, and fittings. You get a perfect match for unique builds, restoring factory function or enhancing performance.
Value and Quality in Stainless Gas Shock
You save money compared to big-name brands without losing quality. Our shocks deliver premium materials, tested durability, and direct OEM compatibility—all at a budget-friendly price.
Can I Repair Stainless Steel Gas Springs?
Repairing a stainless steel gas spring sounds tempting, but it’s risky and short-lived. Once seals fail or gas escapes, performance drops fast. Repairs rarely restore factory strength. For safety, smooth motion, and lasting reliability, replace it with a new GASTAC stainless gas spring instead.

How GASTAC Guides You in Installing Gas Shocks
Our method is simple: support the panel, remove old shocks, align new ones, and clip in. We highlight safety steps and share pro tips to ensure flawless results every time.

Why Choose Stainless Steel Gas Shocks?
Rust-proof and durable: Stainless steel resists rust in wet conditions, ensuring long-lasting, great-looking projects.
Easy to install: Universal fit and quick replacement with clear instructions and helpful video guides.
Safe and reliable: Smooth, controlled motion prevents slams and reduces risk of injury.
Versatile: Ideal for cabinets, storage chests, toolbox lids, and outdoor grills.