INDUSTRY NINE | HKMB03 HYDRA - MTN - Rear Bearing Kit (1x61804, 1x15307, 1x152610, 1x15267) HKMB06 The Original V2 is a

The Original V2 is a cumulative performance upgrade to the fan favorite Original Insert

2 - 18307A3 steel bearings

open standard

Planned Shimano chainring spiders for even more versatility

the inserts still play an important part in keeping air in the tyre

INDUSTRY NINE | HKMB03 HYDRA - MTN - Rear Bearing Kit (1x61804, 1x15307, 1x152610, 1x15267) HKMB06 The Original V2 is aHydra MTN 6 bolt mountain and fat bike rear hub replacement bearings. Not compatible with single speed hubs. For SS, use TKMB01 or TKMB03. *Image is representative of a sample bearing kit. Compatible With Hydra 6 bolt mountain rear hubshells HG XD drivers Includes 1 61804 steel bearing 1 15307A5 steel bearing 1 152610A3C3 steel bearing 1 15267A5 steel bearing