SMC NCQ2KB20-30DM Compact Cylinder, Ncq2 MSRP: Now: $46.75 Was: NC(D)Q2K-Z, Compact, Double Acting, Single Rod, Non-rotatingStandard double acting, single non-rotating piston rod version of the NCQ2 compact cylinder. The NCQ2 is available in bore sizes from 12mm... NCQ2KB20-30DM