Front hub Shimano HB-MC12 Alivio 36 holes

Shimano HB-MC12 Alivio Parallax front hub – a reliable choice for wheel building and restoration

The Shimano HB-MC12 Alivio Parallax front hub is well known for its durability, smooth performance, and high-quality construction. Designed by Shimano, it was originally fitted to many mountain bikes and trekking bikes during the 1990s and early 2000s. Today, it remains an excellent option for replacing a worn hub or restoring a vintage bicycle.

Whether you are rebuilding a front wheel, restoring a classic MTB, or looking for a dependable Shimano hub, the HB-MC12 Alivio Parallax offers outstanding reliability and long service life.

Shimano HB-MC12 Alivio Parallax front hub specifications

This hub features the following specifications:

• Brand: Shimano

• Model: HB-MC12 Alivio Parallax

• Position: Front hub

• Spoke holes: 36 holes

• Flange outside diameter: 46 mm

• Flange spacing: 68.5 mm

• Pitch Circle Diameter (PCD): 39 mm

• Quick release skewer: Not included

• Condition: Brand new, without original packaging

These measurements are especially useful when calculating the correct spoke length for wheel building or rebuilding.

Why choose the Shimano Alivio Parallax front hub ?

The Shimano Alivio Parallax series has earned an excellent reputation for combining durability, reliability, and value. The HB-MC12 features Shimano's traditional cup-and-cone bearing system, providing smooth rotation, easy maintenance, and excellent longevity when properly serviced.

Its main advantages include:

• Genuine Shimano quality

• Strong and durable construction

• Smooth-running cup-and-cone bearings

• Easy maintenance and adjustment

• Compatible with most 36-hole rims

• Perfect for vintage mountain bike restorations

Designed for 36-hole wheels

With its 36-hole drilling, the Shimano HB-MC12 is ideal for building strong and durable wheels capable of handling demanding riding conditions.

It is particularly suitable for:

• Mountain bikes (MTB)

• Trekking bikes

• Hybrid bikes

• Touring bicycles

• Vintage bicycle restorations

The 36-spoke configuration offers increased strength and better load distribution compared to lower spoke-count wheels.

Hub dimensions for wheel building

Accurate hub dimensions are essential when calculating spoke length.

The Shimano HB-MC12 Alivio Parallax features:

• 46 mm flange outside diameter

• 39 mm pitch circle diameter (PCD)

• 68.5 mm flange spacing

These specifications help wheel builders achieve precise spoke calculations for a strong, properly tensioned wheel.

Brand new condition

This front hub is supplied brand new, ensuring that the bearing surfaces and races have never been used. It is delivered without the original retail packaging and without a quick-release skewer, allowing you to reuse an existing skewer or install a compatible replacement.

Ideal applications

The Shimano HB-MC12 Alivio Parallax front hub is an excellent choice for:

• Replacing a damaged front hub

• Building a new front wheel

• Restoring a vintage Shimano mountain bike

• Repairing trekking or hybrid bicycles

• Maintaining older Shimano-equipped bikes

Why buy the Shimano HB-MC12 Alivio Parallax front hub ?

Choosing the Shimano HB-MC12 Alivio Parallax 36-hole front hub means investing in a proven component renowned for its reliability, durability, and ease of maintenance. Its classic Shimano engineering and standard dimensions make it an excellent solution for both professional wheel builders and cycling enthusiasts.

If you are looking for a Shimano 36-hole front hub, a Shimano Alivio Parallax hub, or a dependable hub for MTB wheel building, the HB-MC12 remains a trusted choice that continues to perform for years to come.