Feel the Snap. Ride the Power.

Deliver powerful, precise, and durable performance in extreme conditions.

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mtb-75T-hub-ratchet

75T Ratchet MTB Hub – 4.8° Engagement

Every tooth is CNC-machined for flawless contact and consistent power transfer. Designed for riders who demand speed, strength, and mechanical perfection.

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S10_series_hub

S10 Jbend

Mature structure, wide compatibility, and low maintenance cost.

S60_series_hub

S60 ST

Reduced bending stress, higher stiffness, and faster response.

Testing the S10 hub

Spare parts

Premium Koova hub accessories designed for precise fit, enhanced durability, and peak performance.

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S10 J-bend 5*100mm
$88.00
$88.00
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S10 J-bend 5*135mm
$179.00
$179.00
S10B-110-black
S10 Jbend Boost 15*110mm
$88.00
$88.00
S10B_148_Black
S10 Jbend Boost 12*148mm
$179.00
$179.00

Hub Tech Explained

Does a Loud Ratchet Freehub Mean More Drag? Explained

Does a Loud Ratchet Freehub Mean More Drag? Explained

This article focuses only on ratchet-style freehubs. If your hub uses pawls, the mechanics are different. Many riders assume a...

Hub Engagement: 75T Conical vs Standard Ratchet

Hub Engagement: 75T Conical vs Standard Ratchet

Hub engagement defines how quickly power transfers to the wheel. Learn the differences between 75T conical ratchets and standard ratchet...

From Pawls to Ratchets: MTB Hub Engagement Systems Explained

From Pawls to Ratchets: MTB Hub Engagement Systems Explained

Throughout bicycle development, the hub has remained a critical part of the drivetrain. As riding styles evolved—especially in mountain biking—the...

Hubs look amazing, paired with DT541—feel great on trails!
—  DH4ALL
buen sonido y Exelente tiempo de respuesta al pedaleo
—  downhill_tony
Es una transmisión de potencia deliciosa y sensaciones muy agradables al escuchar la maza
—  CHICHARO (Cesar Correa)
Love the buzz and the power transfer. Koova feels bombproof.
—  Alex_nb_
Solid engagement, smooth, responsive feel—great performance on trails.
—  mtb_skills23
buen sonido y Exelente tiempo de respuesta al pedaleo
—  Bryan
Smooth shifting and crisp engagement. The feel and precision are spot on.
—  Kobędzowski
Koova hub look quite nice and the sound is next level.
—  dangl_mtb
Loudest hub l heard in my life!
—  j_semenas