基本尺寸			型號
			Model
d[mm]	D[mm]	B[mm]
50	130	31	7410 BCBM
50	90	20	7210 BECBPH
45	85	19	7209 BEGAPH
45	85	19	7209 BEP
45	100	25	7309 BECAP
45	120	29	7409 BGBM
45	100	25	7309 BECBJ
45	100	25	7309 BECBP
45	100	25	7309 BECBM
45	100	25	7309 BECBY
45	85	19	7209 BECBJ
45	85	19	7209 BECBM
45	85	19	7209 BECBY
45	85	19	7209 BECBP
45	120	29	7409 BGM
45	100	25	7309 BEP
45	100	25	7309 BE-2RZP
45	100	25	7309 BEGAPH
45	85	19	7209 BEGBY
45	100	25	7309 BEGAM
45	100	25	7309 BEGAP
45	120	29	7409 BCBM
45	85	19	7209 BEGAY
45	100	25	7309 BEGBP
45	85	19	7209 BEGAP
45	100	25	7309 BEGBY
45	85	19	7209 BE-2RZP
40	90	23	7308 BEGBP
40	90	23	7308 BEGBM
40	90	23	7308 BEGBY