... ;steady friction coefficient;competitive price and higher quality. Semi-Trailer/Heavy Truck-Axle Accessory-American Type Series Axle FUWA ... Optional automatic slack adjuster is available.Optional type of wheel fixings are available.All the Axles' specifications can ... Gear,Turntable,Brake Assembly,Fifth Wheel,Kingpin,Container Lock Set,Leaf Spring,Suspension Parts,Wheel,Wheel Stud,Slack Adjuster,Brake ...