Quick Summary
The GIYO GM04 is a mini bike pump identified for road-bike tires with Presta valves. It has a telescopic barrel, a locking valve lever and a stated maximum pressure of 120 PSI. Check valve compatibility before choosing it.
Key Details
| Detail | Product information and buyer relevance |
|---|---|
| Model and type | GIYO GM04 mini bike pump, identified for road-bike tires. |
| Valve fit | Presta valves only; it is not suitable for Schrader valves. |
| Maximum pressure | 120 PSI. Compare this with the tire’s stated pressure range. |
| Barrel and valve lock | Telescopic barrel and an all-metal locking lever that attaches to a Presta valve. |
| Material and color | All-metal construction; grey. |
| Dimensions and weight | Listed at 1 x 1 x 5 inches and 0.23 pounds. |
| Origin | Made in Taiwan. |
| Warranty | A one-year manufacturer warranty is listed. Check the warranty terms for coverage and conditions. |
Compatibility, Size and Fit
Confirm that the tire uses a Presta valve before selecting this pump. It is not suitable for Schrader valves. The listing also identifies it for road-bike tires and says it is unsuitable for mountain-bike tires, so confirm fit for your specific bicycle if you intend to use it on a mountain bike. The listed dimensions and 0.23-pound weight can help you assess storage or carrying needs.
What to Compare Before Buying
- Valve type: Match the pump’s Presta-only connection to the tire valve.
- Pressure requirement: Compare the tire’s stated pressure range with the pump’s 120 PSI maximum.
- Fit and weight: Consider the listed dimensions and weight alongside where you plan to store or carry it.
Before You Decide
Check the valve type, the tire’s pressure requirements and the pump’s dimensions. Confirm intended fit if you plan to use it on a mountain bike.
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