| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
| Brand | BIKIGHT |
| Name | Hand brakes |
| Model Number | ST-EF51-7(21S) |
| Weight | 363g |
| Colour | Black |
| Material | Aluminum alloy |
| Size | 17.5x8x3.5cm (1 cm=10 mm=0.39 inch) |
| Suitable for | Suitable for 22.2mm diameter handlebar. |
| Compatible with | Compatible with 21 speed, front 3 speed and rear 7 speed cassettes/freewheels and triple cranks. |