The cellular determinants of K+ secretion in the principal cell include the intracellular K+ concentration, the luminal K+ concentration, the potential (voltage) difference across the luminal membrane, and the permeability of the luminal membrane for K+.
The average cost for a brake pad replacement, resurface rotors is between $254 to $361. Labor costs are estimated between $182 to $231 while parts are priced between $72 to $130.
There are a few other pieces of hardware that are found in the brake system which might need to be serviced as well, including calipers and rotors, but the most common service will be to replace brake pads. And the average cost for a Brake Rotor Replacement is between $406 and $559. Labor costs are estimated between $158 and $200 while parts are priced between $248 and $359. Estimate does not include taxes and fees.