DESCTIPRION
 | Thread Spring Preload or adjustable spring screw. By threading the cylindrical shock absorbers, user can turn the preload to fine tune the spring and tighten a provided bolt to fix the ring in its position |
 | Rebound Adjustable is to control the recovery of the shock absorber. Fast or slow depending on driver needs. It is designed to have a volume control knob needle shaft Free Bleed oil through hole and the knob Rebound is designed to sense the adjusted time adjustment dial. |
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