Medical Grade Recording Chart Paper, Roll, Array (Blank)Grid, 112.7x30.48, Equivalent to Seiko TP112B80 Fits Circadian model 2000-1002, Critikon 1900 Printer and Critikon 8270-1846SX/P (sold by the roll, 50 rolls per case) Availability: Usually ships the same business day Seiko TP112B80 equivalent A113127A$2.35 Copyright 2006-2011, A1cardiology.com