Wheels Manufacturing Solo-Speed Cog - 21t, Fits Solo-Spline and Solo-XD Kits, Purple

Upgrade your single-speed or internally geared bike with the Wheels Manufacturing SOLO-SPEED 21-tooth Cog - a perfect blend of lightweight performance and durability. Crafted from high-end 7075 aluminum, this cog offers exceptional strength while maintaining a lightweight profile for enhanced ride efficiency. Its striking purple finish adds a touch of style to your drivetrain, making it both functional and visually appealing. Designed specifically for use with Wheels Mfg. SOLO-XD and SOLO-SPLINE Single Speed Conversion kits, this cog features an innovative narrow-to-wide alternating tooth pattern that provides superior chain retention. Compatible with 9, 10, and 11-speed chains, including 12-speed Eagle, KMC, Road, and T-Type Transmission flattop chains, it ensures seamless shifting and reliable performance across various drivetrain setups. Engineered with precision, the SOLO-SPEED 21t Cog is optimized for maximum durability and smooth engagement, making it ideal for urban commuting, mountain biking, and gravel adventures. Its specialized design ensures compatibility with SOLO-XD XD/XDR and SOLO-SPLINE hubs, providing a secure fit and long-lasting performance. Key Features: - Constructed from high-grade 7075 aluminum for lightweight strength and corrosion resistance - Compatible exclusively with Wheels Mfg. SOLO-XD XD/XDR and SOLO-SPLINE single speed conversion systems - Features a narrow-wide alternating tooth pattern for superior chain retention - Fits 9-12 speed chains, including 12-speed Eagle and T-Type flattop chains - Bold purple finish adds vibrant style to your bike's drivetrain - Perfect for single-speed conversions, internal hub upgrades, and custom bike builds Optimize your bike's drivetrain with the Wheels Manufacturing SOLO-SPEED 21t Cog-designed for cyclists seeking reliability, performance, and style. Whether you're upgrading your gear or customizing your ride, this bolt-on cog provides the perfect solution for a smoother

• High-performance 7075 aluminum construction ensures exceptional strength, lightweight feel, and long-lasting durability for demanding singlespeed and hub gear setups.
• Designed specifically for Wheels Manufacturing SOLO-XD and SOLO-SPLINE single speed conversion systems, ensuring perfect compatibility and seamless installation.
• Features an innovative narrow-to-wide alternating tooth pattern for enhanced chain retention and reduced slipping, maximizing drivetrain efficiency and reliability.
• Compatible with 9, 10, and 11-speed chains, including 12-speed SRAM Eagle, KMC, and SRAM T-Type flattop chains, making it a versatile upgrade for modern bicycles.
• Unique purple anodized finish adds a stylish touch to your bike while making the cog easy to identify during maintenance or upgrades.