Heavy Hitter 520 Primary Chain Conversion for Surron Ultra Bee E-Ride Pro SS 3.0 Display assembly cooling foam ×

Display assembly cooling foam × 1

Amflow PL Carbon Pro (800Wh/600Wh)

Rear Rim: 17 x 2

203mm brake discs for enhanced stopping power

Heavy Hitter 520 Primary Chain Conversion for Surron Ultra Bee E-Ride Pro SS 3.0 Display assembly cooling foam ×The Heavy Hitter 520 Primary Chain Conversion is built for maximum performance and long term durability, specifically designed for the Surron Ultra Bee. This upgrade is ideal for high power setups and ensures reliable performance over time. Unlike typical 420 sprockets that require more frequent maintenance and have a shorter lifespan, our conversion features a stronger 520 chain for enhanced durability. With heavier bikes like the Light Bee