• Springs specifically developped for 1/10 F-1 front use.
• Smooth and progressive spring response with bigger diameter.
• Compatible with most of the nowadays 1/10 F-1 chassis.
• Redefined spring rate range.
• Soft Range and Standard Range have their specific wire diameter.
• Color coded spring rate value for easy choice.

#28054 SPRING CONSTANT=1.81 N/mm

• 28051: F-1 Big Bore Front Spring (Silver)
• 28052: F-1 Big Bore Front Spring (Gold)
• 28053: F-1 Big Bore Front Spring (White)
• 28054: F-1 Big Bore Front Spring (Blue)
• 28055: F-1 Big Bore Front Spring (Yellow)
• 28056: F-1 Big Bore Front Spring (Red)