cone,speaker cone,rubber cone 1)Size:from 2" to 18" 2)We can supply all kinks of speaker part like T-yoke,Washer and magnet ... cone,speaker cone,rubber cone1) Size: from 3" to ... surround, foam surround, cloth surround4) Kinds of cones: press cone, non-press cone, semi-press cone5) Kinds of materials: SUKP, BKP, CUKP ...