

CITY City · Trekking
Mach1 ER-20 / M820 rim, versatile and affordable, the disc-brake version of the ER-10. For hybrid bikes, the city, road riding and e-bikes.
Affordable and versatile, the Mach1 ER-20 (M820) rim brings the disc-brake wheel within everyone's reach. In town, on tracks or even on a mountain bike, it will surprise you with its flexibility and its reliability. Its double-wall construction, with eyelets, spreads spoke tension evenly. With a 19C width it takes tyres up to 57 mm (2.2"). Its maximum load capacity is 130 kg.
| Use | Axle Load | Max Load |
|---|---|---|
| City / trekking | 85 kg | 130 kg |
Manufacturer figures, for a wheel built to the proper standard.
System weight covers bike, rider and load. Understanding these two figures →
| Diameter | ETRTO | ERD | Weight |
|---|---|---|---|
| 26″ | 559 × 19C | 537 mm | 490 g |
| Tyre widths (mm) | 20 – 23 | 23 – 28 | 29 – 35 | 37 – 45 | 47 – 55 | 57 – 62 |
|---|---|---|---|---|---|---|
| Tyre widths (inches) | 0.8 – 0.9″ | 0.9 – 1.1″ | 1.15 – 1.4″ | 1.45 – 1.8″ | 1.85 – 2.1″ | 2.2 – 2.45″ |
| Pressure (bar) | 10 | 10 – 7 | 6.5 – 5 | 4.5 – 3.5 | 3 – 2.5 | 2.5 |
Source: Mach1
| Reference | RIMJA4428-36/SL |
|---|---|
| Origin | Made in France |
| ETRTO | 622 × 19C |
| Wall | Double |