基本尺寸			型号
			Model
d[mm]	D[mm]	B[mm]
20mm	26mm	12mm	BK2012
22mm	28mm	12mm	BK2212
5mm	9mm	9mm	BK0509
6mm	10mm	9mm	BK0609
7mm	11mm	9mm	BK0709
25mm	32mm	16mm	BK2516
28mm	35mm	16mm	BK2816
30mm	37mm	16mm	BK3016
8mm	12mm	10mm	BK0810
9mm	13mm	10mm	BK0910
10mm	14mm	10mm	BK1010
12mm	16mm	10mm	BK1210
14mm	20mm	16mm	BK1416
15mm	21mm	16mm	BK1516
60mm	82mm	25mm	NKI60/25
60mm	82mm	35mm	NKI60/35
65mm	90mm	35mm	NKI65/35
70mm	95mm	25mm	NKI70/25
70mm	95mm	35mm	NKI70/35
75mm	105mm	25mm	NKI75/25
75mm	105mm	35mm	NKI75/35
80mm	110mm	25mm	NKI80/25
80mm	110mm	35mm	NKI80/35
85mm	115mm	26mm	NKI85/26
85mm	115mm	36mm	NKI85/36
90mm	120mm	26mm	NKI90/26
90mm	120mm	36mm	NKI90/36
95mm	125mm	26mm	NKI95/26
95mm	125mm	36mm	NKI95/36
100mm	130mm	30mm	NKI100/30