20x1.50-1.75 Twitch Ultra Light TPU Presta Valve Inner Tube Threadless micro knurled sides for improved

micro knurled sides for improved corner traction

KMC rust buster chain requires little maintenance

Color: Black/White

This is a perfect affordable seat for small BMX race bikes

20x1.50-1.75 Twitch Ultra Light TPU Presta Valve Inner Tube Threadless micro knurled sides for improvedTwitch Ultra Lightweight TPU tubes weigh 6070% less than standard butyl tubes. Less weight at the wheel means faster acceleration and better performanceperfect for racers and serious BMXers. TPU's smooth surface reduces friction, so your bike rolls faster and more efficiently than with butyl tubes. This tube folds down to pocket size making it ideal as a spare tube to carry on the trail or track. The material also resists cuts and pinch flats better