Amazon.com : Scotch® Extra Core for C15 Desktop Tape Dispenser, 1" core Replacement : Clear Tape Dispensers : Office Products
ROLL PRODUCTS Tabletop Tape Dispenser: For 10 in Max Tape Wd, For 1 in_3 in Tape Core Dia - 10Y529|155-0010 - Grainger
Amazon.com : Desktop Tape Dispenser, Non-Skid Base - with 3 Extra Tape Dispenser Replacement Core, Perfect for Office, Home, School - Value Pack : Office Products
Acrimet Core for Tape Dispenser 1" and 3" (Crystal Color) Code 273.0