Description:
1.Manual slack adjuster for truck trailer and heavy duty
2.Colar:green,blue,black,orange and so on
3.Teeth No: 18,26,28,36
4.Material:Body 45#; Worm wheel,worm 40Cr
5.Characteristics: Safe and reliable, anti-aging
6.Customized specifications are accepted
7.OEM orders are welcome.