PRIMARY SMX BLOCK DROPSA 3X25 PROGRESSIVE LUBRICATION BLOCK,CONSISTING OF A BASE OF 3 MEASURING ELEMENTS,2 MEASURING ELEMENTS TYPE SMX25LR, 1 MEASURING ELEMENT TYPE SMX25,NEW GENERATION ULTRA-SENSOR,2 PRESSURE INDICATORS 100BAR,ASSEMBLY PARTS.THE BLOCK MUST DELIVERED ASSEMBLED,READY FOR OPERATION.