Rennen Smart Sprint Speedometer Street Park Tires The plate attaches securely with

The plate attaches securely with hook-and-loop fasteners and custom Box rivets

Knurled 22

45 Degree Built In Lower Race

7075 aluminum axles and axle nuts

Rennen Smart Sprint Speedometer Street Park Tires The plate attaches securely withRennen Smart Sprint Speedometer is a first of its kind BMX specific speedometer. The Smart Sprint was designed and built for the BMX racer. Whether your evaluating your performance on the track or during your sprint session, Smart Sprint has you covered. FEATURES: 0 20mph: Measure how long it takes for you to get up to 20mph. Perfect for evaluating if your training is working. The smaller the time the faster your getting Distance timer: Measure the