Name	UGFC210	BK1210	4210-2RS
Brand	NACHI	ISO	FBJ
Bore Diameter (mm)	50(mm)	12(mm)	50(mm)
d1	50 mm 1.9685 in
H3	110 mm 4.3307 in
A0	48.1 mm 1.8937 in
A	28 mm 1.1024 in
A1	14 mm 0.5512 in
B1	62.7 mm 2.4685 in
J	138 mm 5.4331 in
L	165 mm 6.4961 in
N	16 mm 0.6299 in
S	24.6 mm 0.9685 in
Bolt (G)	M14
A2	10 mm 0.3937 in
A3	12 mm 0.4724 in