Description Discontinued by MFG - GEA March 2022 I.D. Collar Numbers for GEA Westfalia computer cow ID system. this set includes 10 each of blanks - write on your own numbers. box of 10 Numbers slide on nylon mesh collars to create the cows computer ID number. For example cow number 347 would need a 3, 4, and 7 2 1/4 inch tall x 1 7/8 inch wide box of 10 03/2022
