[Mountain bike] Why are there spring devices under the seats of some mountain bikes?

This design is to prevent vibration and improve your ride comfort. The disadvantage is that riding and shaking will lose strength and strength.

Generally, this kind of car is designed for mountain roads with poor road conditions, but now many low-end bicycles are designed in this way, because people think it looks good and sells well. . At this level, it is laborious to soften the tail road, and the strength and shock absorption effect of hitting the mountain road are not enough. .

Giant Merida's car accessories are better, generally designed with hard frames, which are used for taking roads and ordinary mountain roads. They also have soft-tailed cars, but they are very expensive, usually at 5000- 10000, which is a high-strength soft-tailed car that really takes the mountain road.