... product list:-HC49 series (HC49U/HC49S/HC49SMD, 49SMD 4pads)-SMD crystal 4 pads (7*5mm, 6*3.5mm, 5*3.2mm ... .5mm, 2.5*2.0mm,2.0*1.6mm)- SMD crystal 2 pads ( 8*4.5mm, 7*5mm, 6*3. ... 5mm, 5*3.2mm,3.2*2.5mm) -Watch crystal / cylinder crystal/ tuning fork(2*6mm,3*8mm,2*6mm frog type ... *3.5mm3.8*3.8mm,3*3mm)Represents below brandEPSON, CITIZEN, SII ( SEIKO), TXCPopular types: EPSON: MC146, FC-135CITIZEN:CM 315 ...