... ,heavy-duty truck,trailer,specail-purpose vehicle,etc. Com spring brake chamberTYPE: 16/16STROKE: 57/57PORT THREAD: 1 ... LENGTH: 270MMPORT ANGLE: 0°CLAMP ANGLE: 90°INTRODUCTION: Spring duration>100,000times diaphragm duration:>1,000,000times(normal ... range including Brake Chambers, Spring Brakes (in diaphragm/piston or double diaphragm configuration), and remotely mounted Spring Brakes. This, combined ...