Kern entry level counting scales cxb series kern cxb 30k2 the kern cxb 30k2 are entry level low cost professional counting scales that have been designed for precise counts of whatever you need to quantify the cxb 30k2 is supplied with a 300w x 225dmm stainless steel weighing platethe unit is fully programmable allowing the user to set a piece weight and total quantity using the built in keypad ensuring the results are always as accurate as possiblewith three displays for weight r