Custom Developed by BBR Motorsports for the Ultimate Upgrade for Mini Four-Strokes. Sized Perfectly for Fast/aggressive Adult Mini Riders. This Is the Most Important Upgrade You Can Make for an Adult Sized Rider. The Stock Suspension Is Too Soft for Most Adults.

• 30% Stiffer Than Stock
• Preset and Stress Relieved for Long Life
• Custom Wound From Aircraft Quality Spring Steel
• Powder Coated Finish
• Sold Individually