[SZ Factory]
• This 650B frame is made with our
proprietary A4 alloy, ensuring
the best balance of weight and
stiffness.
• Special features include optimized
geometry for great riding
characteristics, and 135QR for
optimal light weight.
| Material | A4 |
| Mfg. Method | Flat welding |
| Frame size | 15" / 17" / 19" |
| HT | 1-1/8"x1.5" |
| ST FD | Direct Mount |
| Seat Post | Φ31.6 |
| BB | Shimano Press Fit BB92 |
| SS | Φ19x1.2t |
| Rear hub | 135mm QR system |
| Dropout | Post Mount |
| Tire | 27.5"x2.1" |
| Weight | 1.4kg(17") |
| ST Length | TT Length | HT Length | CA ( ° ) | SA ( ° ) | FR Length | OFF Set | BB High | RC Length |
| 15" | 550 | 114 | 70.0° | 73.5° | 481 | 41 | -65 | 438 |
| 17" | 570 | 114 | 70.0° | 73.5° | 481 | 41 | -65 | 438 |
| 19" | 590 | 124 | 70.0° | 73.5° | 481 | 41 | -65 | 438 |
