基本尺寸			型号
			Model
d[mm]	D[mm]	B[mm]
100mm	140mm	71mm	NA6920R
85mm	120mm	63mm	NA6917R
95mm	130mm	63mm	NA6919R
80mm	110mm	54mm	NA6916R
90mm	125mm	63mm	NA6918R
75mm	105mm	54mm	NA6915R
85mm	120mm	63mm	NA6917R
70mm	100mm	54mm	NA6914R
80mm	110mm	54mm	NA6916R
65mm	90mm	45mm	NA6913R
75mm	105mm	54mm	NA6915R
60mm	85mm	45mm	NA6912R
70mm	100mm	54mm	NA6914R
20mm	26mm	12mm	HK2012
22mm	28mm	12mm	HK2212
18mm	24mm	16mm	HK1816
20mm	26mm	16mm	HK2016
18mm	24mm	12mm	HK1812
20mm	26mm	12mm	HK2012
17mm	23mm	12mm	HK1712
18mm	24mm	16mm	HK1816
16mm	22mm	16mm	HK1616
18mm	24mm	12mm	HK1812
16mm	22mm	12mm	HK1612
17mm	23mm	12mm	HK1712
15mm	21mm	16mm	HK1516
16mm	22mm	16mm	HK1616
15mm	21mm	12mm	HK1512
16mm	22mm	12mm	HK1612
14mm	20mm	16mm	HK1416