Description of the product
CEF50 frameset includes
- CEF50 Carbon fiber frame
- Bafang M820 48V250W
- 48v 17.4AH
- 3A charger
- keys*2
- BAFANG C245 display (or 030 display) & remote button
- crankset
- 36T Chainring
- Speed sensor
- EB-BUS
another 200USD Color painting (customize)
another 350USD for range extender (48v 5.8ah, totally another 1.65kg)

| Recommended height |
| 155 - 165 cm (size S) |
| 165 - 176 cm (size M) |
| 177 - 188 cm (size L) |
| 188 -195 cm (size XL) |
| Type: E-MTB 29ER |
| Size: S/M/L/XL |
| Material: Full Carbon |
| Weight of Frame: 2400g士40g (Size(17") |
| Headset-top: 52mm |
| Headset-down: 66mm |
| Brake model: Disc brake(180MM) |
| hanger: Thru-axle |
| Maximum Tyre Model: 29ER*2.6" 0R 27.5ER*2.8" |
| Rear Axle Shaft: 148mm*12 |
| Shock Length: 210MM(Eye to Eye Length) |
| Shock Travel: 50MM |
| Front Spacing Travel: 170MM |
| Rear Spacing Travel: 150MM |
| MOTOR: BAFANG M820 |

| S | M | L | XL | |
| ST | 380 | 410 | 440 | 470 |
| RC | 450 | 450 | 450 | 450 |
| HA | 64.5 | 64.5 | 64.5 | 64.5 |
| SA | 76.9 | 76.9 | 76.9 | 76.9 |
| BB | 20 | 20 | 20 | 20 |
| HT | 105 | 115 | 125 | 135 |
| Offset | 51 | 51 | 51 | 51 |
| Reach | 435 | 460 | 483 | 505 |
| Stack | 610 | 619 | 628 | 637 |
| FC | 773 | 803 | 830 | 856 |
| Seatpost | 31.6 | 31.6 | 31.6 | 31.6 |
| WB | 1222 | 1252 | 1279 | 1305 |

(now the frame in size M's been revised. The BAFANG display C030 is built in the top tube)
