The BlackBearing F15.3 15mm Thru Axle is engineered to deliver flawless performance with RockShox Boost forks. Designed for precision and durability, it provides a secure and stable wheel connection for riders who demand confidence and control on every terrain.

CNC Machined Aluminium Construction: Crafted using CNC machining, this axle ensures exact tolerances and a perfect fit. The high-grade aluminium material offers a superior balance of strength and lightness, making it ideal for demanding trail and enduro conditions.

Sleek Black Anodized Finish: Finished with black anodizing, the F15.3 axle not only enhances the bike’s appearance but also protects against corrosion and wear. The finish ensures long-lasting durability, even through mud, rain and rough rides.

Secure Tool-Based Clamping: Featuring a tool-based clamping system, the axle guarantees a firm and precise fit. This design minimizes flex and movement, ensuring stable handling and efficient power transfer during aggressive cornering or descents.

With a 15mm axle diameter, 157mm total length, M15 x 1.5 thread diameter and 12mm thread length, the BlackBearing F15.3 offers perfect alignment and compatibility for RockShox Boost setups.

Features

• CNC-Machined Aluminium Build: Delivers precise fitment and exceptional strength while keeping the weight low for optimal trail performance.
• Durable Black Anodized Finish: Provides corrosion resistance and a sleek aesthetic that withstands mud, moisture and heavy use.
• Tool-Based Clamping System: Ensures a firm, secure connection to the fork for stable handling and efficient power transfer.
• Optimized Compatibility: Designed specifically for RockShox Boost forks, maintaining perfect alignment and performance.
• Engineered Precision: Features 15mm axle diameter, 157mm total length and M15 x 1.5 thread pitch for consistent reliability.

Specifications

• Product Number: AX-F15.3
• Axle Type: Thru Axle
• Thru-Axle Type: Screw-in
• Cone Under Head: No
• Axle Material: Aluminium
• Axle Diameter: 15 mm
• Axle Length: 157 mm
• Thread Diameter: M15
• Thread Pitch: 1.5
• Thread Length: 12 mm
• Compatible: RockShox Boost