Description The original Zildjian series has shaped musical history, from Beethoven to the Beatles. With more weights and sizes than any other series, these cymbals excel in any musical setting. They are widely known to be among the world's most popular and versatile cymbal. The A Series Swish Knocker is a unique stick definition for funky ride beat with roaring overtones and sizzle effects. These Zildjian cast bronze cymbals are made from raw metal in Zildjian's own foundry through a complex sequence of heating, rolling, hammering and lathing. These cymbals are impervious to warping and have greater projection, clarity and durability than any others in the world.All Zildjian cymbals come with the traditional finish.