The TOKEN BB841T-41 NINJA BB86/92 24mm Bottom Bracket is an engineered solution designed to permanently silence the frustrating creaks associated with standard press-fit systems. Unlike traditional press-fit cups that can shift, misalign, or deform under heavy pedalling loads, the NINJA features an innovative thread-together design. The alloy internal sleeves interlock securely inside your bike's frame shell, creating a single, perfectly aligned unit. This rock-solid connection prevents any micro-movements, turning your frame into a quiet, high-performance platform.
Constructed using TOKEN's proprietary Fusion technology, this bottom bracket blends a robust alloy core with a precisely machined composite outer layer. The composite material ensures a snug, flush fit against the frame shell to protect the carbon or alloy surface, while the rigid metallic core provides an unyielding foundation for the bearings. Available with either ultra-low friction TBT ceramic hybrid bearings or high-carbon premium steel variants, it ensures minimal rolling resistance. Protected by advanced X-Seal dual-lip gaskets, the internal bearings are shielded from water, mud, and dust without sacrificing free-spinning drivetrain efficiency.
Thread-Together Fusion Design: Interlocking alloy sleeves thread into one another inside the frame, completely eliminating micro-movements and press-fit creaks.
Premium Bearing Options: Available with durable high-carbon steel bearings or ultra-smooth TBT ceramic hybrid options for maximum mechanical efficiency.
Patented X-Seal Technology: Dual-lip low-friction seals protect the internal high-grade grease from water ingress and trail grit while keeping rotational drag exceptionally low.
Enhanced Shell Stiffness: Unifying the left and right sides creates a structural bridge that reduces bottom bracket deflection under high-wattage sprinting or climbing.
Multi-Platform Versatility: A single clever component architecture natively accommodates BB86 road setups alongside BB89.5 and BB92 mountain bike frames.
Frame Shell Compatibility: BB86, BB89.5, BB92 (41mm internal diameter)
Shell Width Range: 86.5mm to 92mm
Crankset Spindle Compatibility: Shimano Hollowtech II (24mm diameter)
Bearing Types Available: Premium High-Carbon Steel or TBT Ceramic Hybrid
Material Construction: CNC-machined alloy core with a fibre-reinforced composite shell cover
Weight: 100g (TBT Ceramic) / 103g (Premium Steel)
Installation Tool Interface: 16-notch, 44mm outer diameter (Token BB841T-5RSP or Park Tool BBT-69.2 compatible)
