Rear Shock Spring Tools The only difference is that

The only difference is that it omits the compression reservoir and thus the option to adjust high- and low-speed compression

The upper mount is precision-milled from solid aluminum and integrates the high- and low-speed compression adjusters

– Stepless spring-preload (spanner included)

The internal bladder design separates nitrogen and oil

This results in significantly improved handling and a notable increase in riding safety

Rear Shock Spring Tools The only difference is thatThe Hyperpro Progressive Rear Spring enhances cornering, reduces braking distance, and improves overall bike balance and feedback, fitting onto the original shock for easy installation.