General information
| Brand | Gravity |
| Model | Alfa 20 |
| Weight | - |
| Released on the market | - |
| For women | - |
| For kids | Yes 7 - 9 years |
| Frame material | Steel |
| Frame type | Open |
| Collapsible frame | - |
| Color | Red, Yellow |
| Fork type | Suspension |
| Shock absorber type | Spring-elastomer |
| Shock absorber pressure | - |
| Fork name | Zoom |
| Wheel drive | Rear |
| Drive type | Chain |
| Transmission type | With an external switch |
| Number of speeds | 6 |
| System name | - |
| Cassette name | Shimano MF-TZ20 |
| Front derailleur gears name | - |
| Rear derailleur gears name | Shimano Tourney RD-TY18 |
| Shifters type | Grip-Shift |
| Shifters name | Shimano SL-RS35 |
| Front brakes | Rim mechanical |
| Front brakes name | Yinxing |
| Rear brakes | Rim mechanical |
| Front brakes name | Yinxing |
| Number of wheels | 2 |
| Wheels diameter | 20 " |
| Double rim | - |
| Rim material | Aluminium |
| Rims name | Dino |
| Tyres pattern | Mud |
| Tyres name | Kenda K816 |
| Handlebar type | Direct |
| Handlebar name | Direct |
| Seat type | Travel |
| Seat suspension | No |
| Seat name | Aifeit 6518 |
| Pedals type | Platform |
| Pedals name | - |
| Front panel | No |
| Rear panel panel | No |
| Trunk | No |
| Rearview mirror | No |
| Horn | No |
| Basket | No |
