Industry Nine HYDRA Bearing Kits – Rear

HKMB03 HYDRA – MTN – Rear Bearing Kit (1×61804, 1×15307, 1×152610, 1×15267)

Hydra MTN 6 bolt mountain and fat bike rear hub replacement bearings. Not compatible with single speed hubs. For SS, use TKMB01 or TKMB03

Compatible With
Hydra 6 bolt mountain rear hubshells

Includes
1 – 61804 steel bearing
1 – 15307A5 steel bearing
1-152610 steel bearing
1 – 15267A5 steel bearing

HKMB06 HYDRA – MTN – Rear Bearing Kit – CL/MS FH (1×6903, 1×15307, 2×6802, 1×152610)

Hydra Micro Spline Center Lock mountain rear replacement bearings.

Compatible With
Hydra Center Lock mountain rear hubshells

Includes
1 – 61903 steel bearing
1 – 15307A5 steel bearing
2 – 6802 steel bearings
1 – 152610 steel bearing

HKMB23 HYDRA – MTN – Rear Bearing Kit – CL (1×61903, 1×15307, 1×152610, 1×15267)

Hydra Center Lock mountain rear replacement bearings.

Compatible With
Hydra Center Lock mountain rear hubshells

Includes
1 – 61903 steel bearing
1 – 15307A5 steel bearing
1 – 15267A5 steel bearing
1 – 152610A3 steel bearing