.Adapter Size：11MM 12.5MM 13MM  14MM 15MM 16MM 18MM 20MM 22MM 25MM 28MM

.Compatible with most single-cylinder and external tank nitrogen shock-absorbing inflation nozzles on the market

.To protect the shock absorbers and make the car run more smoothly

.Pure nitrogen must be used; ordinary compressed air is not allowed

.The sealing ring must be replaced if it is damaged to prevent air leakage