SABIAN AA Rock Crash 18” This item has been modified in some areas. There are no cracks or keyholes at present. This rock crash cymbal has a thick profile, delivering a powerful and impactful sound. This is a used and modified item, so there may be minor scratches. Please examine the photos carefully and purchase only if you are satisfied. Also, a MOD crash is being listed at the same time, so please take a look.