The Finish Line Grunge Brush

The Finish Line Grunge Brush™ is designed to tackle every part of your bicycle drivetrain. Featuring two unique brushes, the horseshoe-shaped bristles are perfect for cleaning chains, jockey wheels, and chainrings, while the long, straight bristles are ideal for cassettes and derailleurs. Use it with water for a standard clean, or pair it with Finish Line® Degreasers for a deeper, more powerful clean.

Features:

• Deep cleans a bicycle drivetrain
• Patented 2-sided design makes it easy to clean all hard-to-reach places
• Ergonomic shaped handle gives ideal leverage and comfort
• Helps prevent premature wear
• Use dry, wet, or with degreaser