type	max torque (Nm)		A	B	C	D1	E	F		G	H	series with standard wheel
	1 spring	2 spring			unfinished			min	max			dp	de	chain pitch	teeth	L
LF 32	6	12	32	20,00	5	10	10	2	6	34	3	40,58	43,40	1\4 "	20	2,80
LF 50	15	30	50	35,00	8	20	11	3	6	35	3	66,93	71,00	3\8"	22	5,20
LF 631	40	80	63	49,20	10	25	12	5	10	55	4	89,24	93,80	1\2"	22	7,00
LF 70	50	100	70	45,00	10	25	17	4	10	55	4	89,24	93,80	1\2"	22	7,00
LF 851	90	180	85	49,20	15	30	19	5	15	65	4	111,55	118,00	5\8"	22	8,80
LF 90	100	200	90	60,00	15	35	19	5	12	60	4	111,55	118,00	5\8"	22	8,80
LF 115	200	400	115	72,00	20	45	21	6	15	70	4	145,94	153,90	3\4"	24	10,80
LF 140	400	800	140	85,00	25	55	24	6	16	80	5	178,48	189,30	1"	22	15,50
LF 170	700	1.400	170	100,00	30	65	29	8	20	95	5	202,98	218,10	1"1\4	20	18,00
LF 51 *	15	30	50	35,00	12	20	12	3	6	38	3	66,93	71,00	3\8"	22	5,20
LF 71 *	50	100	70	45,00	12	25	17	4	10	58	4	89,24	93,80	1\2"	22	7,00

* = light alloy series                                   "1" = special type with no standard ring nut

Clutch-operated torque limiting device with "coaxial" coupling chain

type	max torque		A	C	D1	D2	G	M	N	P	Q	R	S	non alignment
	1 spring	2 spring		unfinished	max	max								mm	ang
LFG 50	15	30	50	8	20	30	35	50	12	75,2	57	21	1	0,2	30°
LFG 70	50	100	70	10	25	35	55	70	16	101	85	29	1	0,25	30°
LFG 90	100	200	90	15	35	45	60	90	16	126,3	93,5	32	1,5	0,3	30°
LFG 115	200	400	115	20	45	55	70	110	20	162,1	107,5	36	1,5	0,35	30°
LFG 140	400	800	140	25	55	65	80	130	25	199,6	142	60	2	0,4	30°
LFG 170	700	1400	170	30	65	75	95	140	25	229,4	182,5	85	2,5	0,5	30°

available with slip sensor