Soft (Yellow) Springs: Light to medium weight riders who want the softest flexing boot
Medium (Blue) Springs: Medium to heavy weight riders who want a firmer flexing boot
Hard (Red) Springs: Heavy weight or aggressive riders who want the stiffest flex possible out of their boots.
The Bomber BTS (Boot Tuning System) will work only on Deeluxe/Raichle snowboard hardboots*.
Complete BTS Kits HERE
Sold in Pairs
* Does Not work on earlier SB121 Raichle boots