BUCKLOS BB86/92 Pressfit Bottom Bracket 24mm Steel/Ceramic
BUCKLOS BB86/92 Pressfit Bottom Bracket 24mm Steel/Ceramic
BUCKLOS BB86/92 Pressfit Bicycle Bottom Bracket — 24mm Spindle, Steel or Ceramic Bearing
Upgrade your mountain bike or road bike drivetrain with the BUCKLOS BB86/92 Pressfit Bottom Bracket. Precision-engineered from lightweight aluminum alloy, this BB is designed for smooth, efficient power transfer on every ride. Choose between the reliable sealed steel bearing (MH501-P) or the ultra-low-friction ceramic bearing (MH801-P) to match your riding style and performance goals.
Why Choose the BUCKLOS BB86/92?
- Pressfit Design: Tool-free press installation for a solid, rattle-free fit in 86mm and 92mm bottom bracket shells.
- Dual Bearing Options: Sealed steel bearing for everyday durability, or ceramic bearing for reduced friction and enhanced efficiency on demanding terrain.
- 24mm Spindle Compatibility: Fits standard 24mm crankset spindles — ideal for Shimano HollowTech II and compatible cranks.
- Aluminum Alloy Construction: Lightweight yet robust housing keeps your build weight low without sacrificing strength.
- PP Bushing Material: Smooth bushing for quiet, consistent performance over time.
- Includes 3 Washers: Comes packaged with 3 washers for proper fitment and adjustment flexibility.
- Lightweight: 115g (MH501-P steel) / 108g (MH801-P ceramic) — minimal weight penalty for your build.
Specifications
| Brand | BUCKLOS |
| Model | MH501-P (Steel) / MH801-P (Ceramic) |
| Type | Pressfit Bottom Bracket |
| Shell Width | 86mm / 92mm |
| Spindle Diameter | 24mm |
| Material | Aluminum Alloy |
| Bushing Material | PP |
| Bearing Type | Sealed Steel Bearing (MH501-P) / Ceramic Bearing (MH801-P) |
| Weight | ~115g (MH501-P) / ~108g (MH801-P) |
| Package Includes | 1× Bottom Bracket + 3× Washers |
| Country of Origin | Made in Mainland China |
Perfect For
- Mountain bikes (MTB) with BB86 or BB92 shell standards
- Road and gravel bikes using pressfit BB standards
- Riders seeking a lightweight, performance-oriented BB upgrade
- Shimano HollowTech II and compatible 24mm crankset builds
Note: Please confirm the correct model (steel or ceramic bearing) and shell width before placing your order.
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Frequently Asked Questions
Q: What bike bottom bracket shell sizes does the BUCKLOS BB86/92 fit?
A: The BUCKLOS BB86/92 Pressfit Bottom Bracket is designed to fit both 86mm and 92mm wide bottom bracket shells, making it compatible with a wide range of MTB and road bike frames that use the pressfit BB standard.
Q: What is the difference between the MH501-P steel bearing and the MH801-P ceramic bearing version?
A: The MH501-P features a sealed steel bearing, offering excellent durability and reliable performance for everyday riding at a practical weight of ~115g. The MH801-P uses a ceramic bearing, which delivers reduced friction for smoother, more efficient pedaling and weighs slightly less at ~108g — ideal for performance-focused riders seeking maximum drivetrain efficiency.
Q: What crankset spindle diameter does this bottom bracket support?
A: The BUCKLOS BB86/92 is designed for a 24mm spindle diameter, making it compatible with Shimano HollowTech II cranks and other 24mm-spindle cranksets commonly used on MTB and road bikes.
Q: Does the BUCKLOS BB86/92 come with any accessories?
A: Yes! The package includes 1 Bottom Bracket unit plus 3 washers to assist with proper installation and fine-tuning of the fit within your frame's BB shell.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.