KAMAZ manual slack adjuster: good shell strength incremental modulus durable resonable price ... auto part industry, we have a high visibility.KAMAZ Manual Slack Adjuster:1.spline 10(still can produce of 8,10,14 ... ,19,26,27,37)2.holes 1(still we can produce holes of 1,2,3,4,5,6,7)3 ... .ambient temperature:40 below 0 to 80 degree centigrade. KAMAZ 1 holes manual slack adjuster