air disc brake 1)wide torque scale 2)not easy to produce fire 3)long life time, easy to keep comfort

air disc brake 

NAB5

code	static friction	size
	0.6mpa	A	B	C	D	E	F	G	H	J	K
NAB5	5.3(53)	25	150	68.5	27.8	117	12	6.5	34.5	64	Rc1/4

in continuously use of tension control system, the M5 entry should be promoted by air, and strongly to produce cold air to raise its power an prolong its life.

air disc brake