The Pintech Trigger Pefect Dual-Zone Acoustic Snare Drum Trigger is road-proven, with an all-metal chassis. The sensor arm is adjustable with a patented sensor arrangement that minimizes sensor-to-head contact and increases onboard sensitivity control. The snare drum trigger is designed to mount on all types of snare hoops. For years, the Trigger Perfect line of professional acoustic drum triggers have been preferred by many of the world's leading drummers and recording engineers.