EN 1303：2015 Multi-row poppet European style lock cylinder

Multi-row marbles European style lock cylinder is a multi-row marbles lock cylinder by setting two, three, four rows of marbles components so that unauthorized persons in picking the lock need to simultaneously dial two, three, four directional multi-row marbles components to achieve picking the lock, increasing the difficulty of picking the lock, improve the lock cylinder poor security problem lock cylinder design in line with the European door lock EN1303 standard.