Custom 420 sprockets with a 5 bolt pattern, designed for Surron, Talaria, Segway, 79 Bike, E-Ride Pro, Rerode, and other similar style electric bikes.

Add titanium sprocket bolts found here.

• Anodized/ PVD coated to perfection in 4 different color options
• Made from 7075 T6 aluminum
• Choose either 48, 52, 54, or 58-tooth
• Based off of stock Surron, approximate speeds are below:
• 48T Sprocket = 106 link chain (approximately 48 mph top speed)
• 52T Sprocket = 108 link chain (approximately 44 mph top speed)
• 54T Sprocket = 110 link chain (approximately 42 mph top speed)
• 58T Sprocket = 112 link chain (approximately 36 mph top speed)

• Top speed decreases/ torque increases as sprocket size increases
• Top speed increases/ torque decreases as sprocket size decreases