K & R Vapour is a company founded by two English moders, offering accessories for the vape such as the North Bridge, Billet Box bridge for resistances North coils.
The Airflow Reducers for North Bridge by K & R Vapour includes two airflow adjusting rings at the base of the North Smok Resistors. The first ring offers an air fraft to 0.8 mm and 1 mm, the second ring reduces the airflow to 1.2 mm and 1.4 mm
The North Bridge of the brand K&R Vapour is a bridge for Billet Box manufactured by the English moder Signature Tips, it is compatible with the Billet Box Rev4 Boro Tank. The North Bridge bridge allowing the use of Nord Smok heads.