Sabian 13" AAX Fast Hi hat Cymbals 21384XB

Stage-style top ensures speedy attack while solid, articulate response is powered by extra-heavy bottom.
Style Modern
Sound Modern Bright
Metal B20
Pitch Level 3 (AAX)
Finish Brilliant
Weight Medium Top / Extra-Heavy Bottom

http://www.sabian.com/EN/products/AAX_Fast_Hats_13_21384X.cfm