AlveyTech Replacement Spark Cartridges for The Razor Jetts Heel Wheels Pack of 4 Four Cartridge Kit Compatible with Both Jetts and Jetts DLX Skate Models Accessories for Kids Shoe Wheel Skates

Pack of four replacement spark cartridges for both left and rights sides, Got Spark? If your Razor Jetts has lost its spark, this is the solution that you need to get it sparking again, This replacement set of spark cartridges for the Razor Jetts Heel Wheels is a convenient and easy-to-install 4-pack of cartridges, Comptaible with both Jetts and Jetts DLX Heel Wheels models, Easy to install cartrideg on tail-end of wheel skates for shoes