New Lower Price! (was $24.99)
Slacker MTB 5mm Hex Key Axle Inserts allow you to use our Slacker digital suspension tuner on your mountain bike- requires 5mm hex key thru axles.
*Requires Slacker V3- For Slacker V2 order the axle insert kit which includes the universal fork, seat post adapter.
*This system will not work with the solid magnet on original Slacker V1.