基本尺寸			型号
			Model
d[mm]	D[mm]	B[mm]
			RN-5x25.8 BF/G2
			RN-4x13.8 BF/G2
			RN-4x23.8 BF/G2
			RN-4x29.8 BF/G2
			RN-4x15.8 BF/G2
			RN-4x39.8 BF/G2
			RN-4x34.8 BF/G2
			RN-4x19.8 BF/G2
			RN-4x25.8 BF/G2
			RN-4x21.8 BF/G2
			RN-4x17.8 BF/G2
			RN-4x27.8 BF/G2
			RN-4x11.8 BF/G2
			RN-3.5x13.8 BF/G2
			RN-3.5x21.8 BF/G2
			RN-3.5x11.8 BF/G2
			RN-3.5x19.8 BF/G2
			RN-3.5x29.8 BF/G2
			RN-3.5x34.8 BF/G2
			RN-3.5x15.8 BF/G2
			RN-3.5x17.8 BF/G2
			RN-3x17.8 BF/G2
			RN-3x11.8 BF/G2
			RN-3x21.8 BF/G2
			RN-3x13.8 BF/G2
			RN-3x9.8 BF/G2
			RN-3x19.8 BF/G2
			RN-3x15.8 BF/G2
			RN-3x23.8 BF/G2
			RN-2.5x15.8 BF/G2