- 1. Universal Compatibility for 20-Tooth Systems: Engineered to effortlessly remove and install most 20-tooth cartridge-style bottom brackets, including splined and octalink cranksets. Works with oversized spindles and standard lockrings, making it ideal for road bikes, mountain bikes, and hybrid models
- 2.Professional-Grade Durability You Can Trust: Crafted from heat-treated high-carbon steel for maximum strength and resistance to wear and tear. Thickened alloy build stands up to heavy torque without bending or stripping, ensuring reliable performance for both home mechanics and pro bike shops
- 3. Smooth Operation for Tough Jobs: Fixed bracket design stabilizes the tool during use, minimizing slippage and frustration. Pair with a 1/2" drive wrench, ratchet, or 24mm open-end spanner (sold separately) to tackle even the tightest or most rusted bottom brackets with ease
- 4. Precision-Engineered for Secure, Damage-Free Use: Accurate tooth alignment provides a firm grip on bearings to prevent thread or component damage. Lightweight (220g) and compact, its the perfect addition to any bike tool kit for on-the-go repairs or garage workshops
- 5. 1-Year Warranty & Hassle-Free Support: Backed by our worry-free satisfaction guarantee. If you experience fit issues or functional problems, our US-based customer support team is ready to assistno questions asked. A must-have for anyone maintaining their bikes crankset
Engineered for modern bicycle maintenance, this professional bottom
bracket tool combines military-grade durability with universal
compatibility. Featuring our proprietary Grip-Lock spline technology,
it securely engages both cartridge and cup-and-cone bottom
brackets without damaging delicate interfaces.
The chromium-plated finish exceeds ASTM B633 standards, while the
through-hardened steel body withstands repeated impact
wrench use. Precision alignment guides ensure perfect
component mating whether servicing carbon frames or vintage steel bikes.
**Technical Specifications**
- Material: SAE 4140 chromoly steel
- Finish: Class III chromium electroplating
- Weight: 1.65 lbs (750g)
- Drive Interface: 1/2" square drive
- Compatibility: ISO 68mm/73mm shell standards
**Why Mechanics Trust This Tool**
Radiused spline edges prevent BB cup marring
16-point contact surface distributes force evenly
Oil-resistant knurling maintains grip in messy conditions
Made in ISO 9001-certified facility
**Pro Tip:** Always degrease BB threads before removal. Use with torque wrench for precise installations.
