MCS-599522 - Progressive Rate Fork Spring Kits smooth out the small road bumps yet are firm enough to absorb the molar-rattling ones. Spring rates have been chosen to reduce front end "dive" during braking while still providing excellent ride comfort. Progressive Rate

Fitment:
Triumph: 16-21 Bonneville T100 (liquid cooled); 16-21 Bonneville T120 (liquid cooled); 19-21 Speed Twin; 16-21 Street Scrambler; 16-21 Street Twin; 16-18 Thruton