ECG / EKG Medical Grade Recording Chart Paper, Z-Fold Pad, Red Grid, 210x140x160, Equivalent to Schiller 2157-017A Fits Schiller models AT-2, AT-2Plus, AT-2+TX (sold by the pad, 10 pads per case) Availability: Usually ships the same business day Schiller 2157-017A equivalent A112460A$8.57 Copyright 2006-2011, A1cardiology.com