BENZ slack adjuster good shell strength incremental modullus durable. resonable price Our company has superb technical strength, advanced technology production equipment, and perfect testing equipment, so that our Products sell well all over the country. In the auto part industry, we have a high visibility..BENZ Manual Slack Adjuster1.spline teeth 26(still can produce of 8,10,14,19,28,37)2.holes ...