Ensure comfortable riding everywhere
With the Threo inner tubes, any road will feel smoother. Your bike's performance will skyrocket, making each journey enjoyable. They offer superior puncture resistance, saving you time and money.
Shock absorption
You can safely cycle even on rough terrains. These tubes significantly reduce the impact of bumps on the road, creating cushioning effect. They also protect your bike's tyres and rims from possible damage.
High quality
Our tubes are made with premium materials that guarantee durability. They will surely stand the test of time, serving you for many years.
Air retention
The Threo tubes will keep your tyres inflated for an extended time. They eliminate the need for frequent pumping, adding convenience to your trips.
Size guide
- HOW TO MEASURE THE CORRECT TUBE SIZE:
- Measure the diameter and width of your tire or check the numbers marked on its size.
| Tube Size | Tire Diameter | Tire Width | ||
|---|---|---|---|---|
| cm | inch | cm | inch | |
| 20x1.25 | 51 | 20 | 3.2-3.8 | 1.25-1.5 |
| 20x1.5 | 51 | 20 | 3.8-4.5 | 1.5-1.75 |
| 20x1.75 | 51 | 20 | 4.5-5.4 | 1.75-2.125 |
| 26x1.5 | 66 | 26 | 3.8-4.5 | 1.5-1.75 |
| 26x1.9 | 66 | 26 | 4.8-5.8 | 1.9-2.3 |
| 27.5x1.5 | 70 | 27.5 | 3.8-4.5 | 1.5-1.75 |
| 27.5x1.9 | 70 | 27.5 | 4.8-5.8 | 1.9-2.3 |
| 29x1.9 | 74 | 29 | 4.8-5.8 | 1.9-2.3 |
| 700x23 | 74 | 29 | 2.3-2.5 | 0.9-0.98 |
| 700x28 | 74 | 29 | 2.8-3.2 | 1.1-1.25 |
| 700x35 | 74 | 29 | 3.5-4.3 | 1.38-1.69 |
- Determine the suitable valve type by checking the size of the rim hole. The length of the valve should be 0.8’’ (2 cm) longer than the thickness of the rim.
- Select the appropriate valve type and valve height according to the size chart below.
| Tube Size | Valve Size | Valve Type |
|---|---|---|
| 20x1.25 | 48 | F/V |
| 60 | F/V | |
| 20x1.5 | 32 | A/V |
| 36 | F/V | |
| 20x1.75 | 48 | A/V |
| 26x1.5 | 32 | A/V |
| 36 | F/V | |
| 48 | F/V, A/V | |
| 26x1.9 | 32 | A/V |
| 36 | F/V | |
| 48 | A/V | |
| 27.5x1.5 | 32 | A/V |
| 27.5x1.9 | 32 | A/V |
| 36 | F/V | |
| 48 | F/V, A/V | |
| 29x1.9 | 32 | A/V |
| 36 | F/V | |
| 48 | F/V, A/V | |
| 700x23 | 48 | F/V |
| 60 | F/V | |
| 80 | F/V | |
| 700x28 | 48 | F/V, A/V |
| 700x35 | 48 | F/V |
Colman –
These inner tubes are more durable and thicker than the original ones that were on my bike. The valve is outstanding. I would highly recommend these inner tubes to anyone!!
Micheal –
Proinnsias –
Majella –
Fintan –
Very good that fit well. I installed them two weeks ago and they still work flawlessly. Will buy again. Thank you!😊
Aoibhe –
Patrick –
Seem sturdy and heavy duty. They were definitely easy to install! Just as described 👍👍
Ellen –
Good fit and well-made. Installed without difficulty and now I can ride my bike again 🙂 Thanks!