BBB Inner Tube Attribute 1:AV40 keeping equipment organized and accessible

keeping equipment organized and accessible while preventing movement or rattling within the bag on various road surfaces

Feature Specification Tooth Count 30T (Inner Ring) BCD (Bolt Circle Diameter) 90mm (4-Bolt) Drivetrain Compatibility 10-Speed / 11-Speed (N11) Material High-Strength Steel Weight 53g Manufacturer Part # 370-0050021140

1 - lockring

Focus on controllable performance

6069 Aluminum Rim Construction: Crafted from high-strength 6069 alloy to provide a perfect balance of impact resistance

BBB Inner Tube Attribute 1:AV40 keeping equipment organized and accessibleBBB inner tubes are engineered for reliability and consistent performance across all cycling disciplines. Constructed from a durable, long lasting butyl rubber compound, these tubes utilize a seamless design to prevent leaks and maintain air pressure over extended periods. Optimized Wall Thickness: The air chamber features a wall thickness of 0. 87mm. This specific measurement is chosen to provide increased puncture resistance while remaining light