Roland for the kick drum TriggerManufacturer part number: RT30KRT-30 series is a hybrid drum new drum Trigger rapid set up and became the easy and secure mounting mechanism.Mount protector mechanism adopted for the kick Trigger RT-30 K.Minimal scratching to the Hoop and secure mounting is possible.Adjust the sensor position to the position required and suitable for easy install. . Hybrid drum system kicks for drum triggers. . Trigger module TM-2 and v-drums series sound modules, sampling pad SPD series. . There is no need to adjust the sensor position and can be installed easily. . Mount protector mechanism reduces scratching to the hoop while secure mounting is possible. . Easy to carry special case included.Main specifications Trigger 1 (head) size rims top connection terminal Trigg.