GRAVELKING X1 20
Introducing a 20inch GRAVELKING
About
Introducing the all-new GRAVELKING X1 20-inch (20×2.1 / 54-406) , the latest addition to the GRAVELKING lineup.
Developed through more than two years of extensive research, development, and real-world testing, this model features a completely new tread pattern , same as GRAVELKING X1, engineered for next-level performance.
The uniquely designed center tread delivers exceptionally low rolling resistance, while the more aggressively arranged side knobs provide superior grip and outstanding off-road capability.
Built to maximize the inherent advantages of small-wheel bikes, the 20-inch GRAVELKING X1 offers quick handling, explosive acceleration, and precise responsiveness, even on rough terrain.
This is a tire designed to unlock a new era of small-wheel adventure.
Detail
Bead
Folding
| Product code | Size | ETRTO | Tread Color | Sidewall color | Weight(g) | Recommended inflation pressure(kPa) | Recommended inflation pressure(PSI) |
|---|---|---|---|---|---|---|---|
| RF2021-GKX1-B2 | 20×2.1 | 54-406 | ⬛️Black | ⬛️Black | 490 | MAX 350 | MAX 50 |
| RF2021-GKX1-AX2 | 20×2.1 | 54-406 | ⬛️Black | 🟧Amber | 490 | MAX 350 | MAX 50 |
Product code
Size
20×2.1
ETRTO
Tred
⬛️Black
Sidewall color
⬛️Black
Weight(g)
490
Recommended inflation pressure(kPa)
MAX 350
Recommended inflation pressure(PSI)
MAX 50
Size
20×2.1
ETRTO
Tred
⬛️Black
Sidewall color
🟧Amber
Weight(g)
490
Recommended inflation pressure(kPa)
MAX 350
Recommended inflation pressure(PSI)
MAX 50