ACADEMY GRADE 5 Edition
Ultra-light and ergonomics, the ACADEMY BIKES fits
children - fit like a
glove "Engineered by SCOOL". Our developers of the ACADEMY Bikes, in cooperation with the German Institute for Orthopaedics, Osteopathy and Sports Medicine (DIOOS), under the direction of Dr. med. Andreas Elsner, has succeeded in developing ultra-light junior bikes that meet the latest ergonomic requirements. All models are lighter than 40% of a normal child's weight, the frames with deep and narrow bottom brackets allow for tight child-friendly leg guidance. Short cranks and the upright sitting position make it possible to put your feet on the ground at any time and still ensure an ergonomic knee position while riding.
Geometry
| A Wheel Size | 24" |
| B Seat tube length | 380 mm |
| C Seat Tube Angle | 72.0° |
| D Head Tube Length | 135 mm |
| E Head Angle | 70.0° |
| F horizontal top tube length | 499 mm |
| G chainstay length | 400 mm |
| H Wheelbase | 948 mm |
| I min saddle height | 720 mm |
| J max saddle height | 850 mm |
| K crank arm length | 130 mm |
Technical details
| Drive |
| Rims | 24" x 1.5" x 20H, Aluminum, Black |
| Rear hub | Aluminum, 14G/20H, black, QR |
| Front hub | Aluminum, 14G/20H, black, QR |
| Wheel size | 24" |
| Tire | VEE TIRE Rail 24"x1.50 (40-507), Skinwall Synthesis, Reflective Strips, 90 TPI |
| Equipment |
| Fork | Aluminium |
| Porter | - |
| Grips | Bicycle black |
| Handlebar | 580mm, double butted aluminum, 20mm rise |
| Taillight | - |
| Seatpost | 27.2mm x 250mm Aluminum |
| Floodlight | - |
| Mudguards | - |
| Stand | - |
| Pedals | 95x80x23mm, ball bearings, black with reflectors, 9/16 thread |
| Circuit System |
| Number of gears | 8-speed derailleur |
| Crankset | ACADEMY 30T, 130mm, Aluminium |
| Gear lever | Shimano SL-R2000, rapidfire |
| Sequential logic system | Shimano RD-R2000GS Claris |
| Sprockets | Shimano CS-HG 41 11-32T Cassette |
| Braking system |
| Front brake | V-Brake, Aluminium |
| Rear brake | V-Brake, Aluminium |
| Brake lever | Aluminum, 3 fingers |
| Details |
| Weight | 8.20 kg |
| Permissible total weight | 60.00 kg |
| Frame shape | Diamond Kink |
| Frame height | 38 cm |
| Frame material | Tripple Butted Aluminum |
| Other |
| Derailleur | - |
| Bottom bracket | Thun Go(A)l 120L, 122mm |