serial number	range	course (of history)	gear ratio	Internal ball joints		Rack Pinion Torque Range	ball-head pendulum angle	tensile strength
		mm	mm/rev	Minimum yield force (N)	Extreme pull-out force (N)	Kg-cm	°	KN
1	UpShift	107.6	53.8	25000	35000	10-18	±40	35