Shimano BB-RS500-PB Press Fit BB86 Bottom Bracket – 86.5 x 41 mm

Shimano BB-RS500-PB Press Fit Bottom Bracket

The Shimano BB-RS500-PB is a HOLLOWTECH II Press Fit bottom bracket designed for frames with an 86.5 mm bottom bracket shell width.

It is designed for the BB86 standard, with a 41 mm internal shell diameter, and is intended for compatible Shimano cranksets with a 24 mm integrated axle.

• ⚙️ Shimano HOLLOWTECH II bottom bracket
• 🔧 Press Fit system
• 📏 For 86.5 mm bottom bracket shells
• ⭕ 41 mm internal shell diameter
• 🚲 BB86 standard
• 🔩 For compatible Shimano cranksets with 24 mm integrated axle
• ⚖️ Average claimed weight: 71 g

⚙️ HOLLOWTECH II Press Fit System

The BB-RS500-PB uses Shimano's HOLLOWTECH II system in a Press Fit configuration.

The bottom bracket is designed to be press-fitted into a compatible frame shell rather than using a traditional threaded installation.

📏 BB86 Standard

This model is designed for bottom bracket shells with a width of 86.5 mm and an internal diameter of 41 mm.

These dimensions correspond to the BB86 standard.

🔩 24 mm Crankset Compatibility

The Shimano BB-RS500-PB is designed for compatible Shimano HOLLOWTECH II cranksets with a 24 mm integrated axle.

Before purchasing, always check that the bottom bracket standard of the frame matches the crankset being used.

⚖️ Construction and Weight

According to Shimano specifications, the BB-RS500-PB uses a resin adapter and has an average claimed weight of 71 g.

📋 Technical Features

🏁 Why Choose the Shimano BB-RS500-PB?

The Shimano BB-RS500-PB is a specific solution for bicycles with a BB86 86.5 x 41 mm bottom bracket shell and compatible Shimano HOLLOWTECH II cranksets.

Its Press Fit design and compatibility with 24 mm crankset axles make it suitable as a replacement bottom bracket when these specifications match the bicycle's existing configuration.