2-Pack 38mm Zinc Alloy Presta Bike Valve Stems | Mountain & Road
2-Pack 38mm Zinc Alloy Presta Bike Valve Stems | Mountain & Road
2-Pack Ultralight Zinc Alloy Bicycle Valve Stems – 38mm
Upgrade your mountain or road bike with these precision-engineered 38mm Presta valve stems from Gmarty. Crafted from premium zinc alloy, these ultralight valves are designed for durability and a secure, airtight seal — keeping your tires properly inflated ride after ride. Whether you're hitting the trails or clocking miles on the road, these valves are a simple, reliable upgrade for any cyclist.
Key Features
- Material: High-quality zinc alloy for strength and corrosion resistance
- Length: 38mm (1.49 in) — compatible with most standard rims
- Ultralight design: Minimal weight addition for performance-focused riders
- Universal fit: Suitable for mountain bikes, road bikes, and hybrid bicycles
- Secure seal: Ensures an airtight connection to maintain consistent tire pressure
- Quantity: Set of 2 valve stems — enough for a full bike replacement
Specifications
| Material | Zinc Alloy |
| Length | 38mm (1.49 in) |
| Quantity | 2 pcs per set |
| Color | As shown in images |
| Country of Origin | Made in China |
Package Includes
- 2 × Zinc Alloy Bicycle Valve Stems (38mm)
Please Note
- Colors may vary slightly from images due to monitor/screen settings.
- Please allow ±0.5–2mm variance due to manual measurement.
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Frequently Asked Questions
Q: Are these 38mm zinc alloy valve stems compatible with both mountain and road bikes?
A: Yes! These 38mm Presta-style valve stems are designed to fit a wide range of rim depths and are compatible with most standard mountain bikes and road bikes. Always check your rim's valve hole diameter before purchasing to ensure a proper fit.
Q: How many valve stems come in a set?
A: Each set includes 2 zinc alloy bicycle valve stems (38mm), providing a complete replacement for both the front and rear tires of your bike.
Q: Why choose zinc alloy valve stems over plastic ones?
A: Zinc alloy offers superior durability, corrosion resistance, and a more secure, airtight seal compared to plastic valve stems. The lightweight construction also means virtually no added weight to your wheels, making them ideal for performance cycling.