Rear Shock Spring Tech

Aftermarket spring for Tech shock absorbers. 

Features:
* high quality chrome-silicon wire
* titanium color for a factory look

Which one to choose? 
* 75N/mm - rider weight 80 to 90kg - 176lbs-198lbs
* 80N/mm - rider weight 90 to 100kg - 198lbs-220lbs
* 85N/mm - rider weight +100kg- 220lbs +