• Our mounting system works with disc brake frames and bikes lacking rear dropout rack mounts
• Lower mounting points attach to included extra-long QR skewer
• Three strut design for maximum load control
• 12mm gauge aircraft-grade aluminum rod ensures long lasting durability 
• Fits both wide and narrow tire 
• Fits 26" and 700c frames 
• Compatible with Copilot child seats 
• 535 grams 
• 40lbs/18.2kg carrying capacity