基本尺寸			型号
			Model
d[mm]	D[mm]	B[mm]
80	170	39	7316 BECBJ
25	52	18	22205 E
80	170	39	7316 BECBP
25	62	17	21305 CC
80	170	39	7316 BECBM
25	52	23	BS2-2205-2RS/VT143
80	170	39	7316 BECBY
25	72	19	21306 CCK
80	140	26	7216 BEGAP
25	62	20	22206 EK
25	52	18	22205 EK
80	140	26	7216 BEGAM
20	52	18	22205 EK
80	170	39	7316 BEGAP
20	52	18	22205/20 E
80	170	39	7316 BEGAM
80	200	48	7416 CBM
80	170	39	7316 BEGAY
80	200	48	7416 GAM
80	200	48	7416 M
80	170	39	7316 BECBPH
80	170	39	7316 BEP
80	170	39	7316 BEM
80	140	26	7216 BEGAPH
76.2	177.8	39.688	AMS 24 ABP
75	160	37	7315 BEGAP
75	160	37	7315 BEGAM
75	130	25	7215 BECBY
75	130	25	7215 BECBP
75	130	25	7215 BECBM