Snare drum. The SensiTone Series is outfitted with Pearl's SR-150 snare strainer, featuring a Gladstone-style throwoff with Pearl’s Click-Lock technology which ''locks'' the snare lever and tension adjuster to retain your settings no matter how hard you play. The piston slider provides a dependable and smooth action with firm snare tension control. Pearl's SuperHoop II hoops make for even head-tensioning and lasting durability. SensiTone shell options include Beaded Steel, Brass, and Seamless Aluminum. Dimensions: 355 x 165 mm