SpeedBox 1.4 B.Tuning for Bosch SX (Smart System + Rim Magnet)Tuning chip for e bikes with Bosch Performance Line SX motor and Rim Magnet Unlock the 25 km h limit and use the full power of your e bike! Bluetooth SpeedBox app The product is fully compatible with motors Performance Line SX 4th generation (Motor models BDU3142) (Motor models BDU3143) Motor mounting: 2 upper screws View overview of supported software versions Not sure which one to choose? Buyers Guide Compatibility Motors: Bosch Performance Line SX

The lockable frame arms hold your bikes securely and can be attached to any part of the frame

Technical Specifications 15Ah:

Customize your Sur-Ron to the next level with a set of Performance ProTaper Hand Grips

Brake rotor spacers may be necessary to properly align the rotor with the brake caliper

127mm Sqare Taper Spindle and 68mm BB Width

The wings of the Armour that wrap your inner tube protect from sidewall tears and pinch flats

Built to withstand the harsh realities of trail riding

solvent-free

allowing for a massive variety of mounting configurations

even on bad-weather days

The X-20 is built for fun and safety

Its impressive 250 lumens fires up an extra wide