R1 Heart Rate Monitor & Chest Strap with ANT+ Transmitter Dalton Medical SC-43 Or you can pay half

Or you can pay half the price and with a little tinkering of an Allen wrench and a pair of pliers replace just the spring

Replace your old 26"x2

Our 172cc Big Bore engine kit increases the 150cc GY6 engine bore size from 150cc to 172cc

soda bottles

Even in these days of solid and tubeless tires

R1 Heart Rate Monitor & Chest Strap with ANT+ Transmitter Dalton Medical SC-43 Or you can pay halfThe Sigma R1 heart rate monitor & chest strap with an ANT+ transmitter is an excellent accessory for a ROX 10. 0 bike computer. The transmitter communicates its data via the ANT+ system directly to your ROX 10. 0. Wireless ANT+ transmitter Compatible with SIGMA ROX 10. 0, ROX 10. 0 GPS, and other ANT+ compatible devices Ultra light, comfortable, well fitting cloth strap