Measure
the outside of the objective (front bell) including scope cover
if used,
and find size indicated in the chart below |
If you
have a 1 inch
tube, the height from the top of the receiver to the bottom of
the scope
tube will need to be* |
If you
have a 30mm
tube, the height from the top of the receiver to the bottom of
the scope
tube will need to be* |
25mm |
.944 inches |
0
inches |
|
26mm |
1.023
inches |
.011
inches |
|
27mm |
1.062 inches |
.031
inches |
|
28mm |
1.102
inches |
.051
inches |
|
29mm |
1.140
inches |
.071
inches |
|
30mm |
1.181
inches |
.091
inches |
|
31mm |
1.220
inches |
.111
inches |
|
32mm |
1.259
inches |
.130
inches |
|
33mm |
1.299
inches |
.150
inches |
|
34mm |
1.388
inches |
.169
inches |
|
35mm |
1.377
inches |
.189
inches |
|
36mm |
1.417
inches |
.209
inches |
|
37mm |
1.456
inches |
.228
inches |
|
38mm |
1.496
inches |
.248
inches |
|
39mm |
1.535
inches |
.268
inches |
|
40mm |
1.574
inches |
.287
inches |
.197
inches |
41mm |
1.614
inches |
.307
inches |
.217
inches |
42mm |
1.653
inches |
.327
inches |
.237
inches |
43mm |
1.692
inches |
.346
inches |
.257
inches |
44mm |
1.732
inches |
.366
inches |
.276
inches |
45mm |
1.771
inches |
.386
inches |
.296
inches |
46mm |
1.811
inches |
.406
inches |
.316
inches |
47mm |
1.850
inches |
.425
inches |
.335
inches |
48mm |
1.889
inches |
.445
inches |
.355
inches |
49mm |
1.929
inches |
.465
inches |
.375
inches |
50mm |
1.968
inches |
.484
inches |
.394
inches |
51mm |
2.000
inches |
.500
inches |
.414
inches |
52mm |
2.047
inches |
.524
inches |
.434
inches |
53mm |
2.086
inches |
.543
inches |
.454
inches |
54mm |
2.125
inches |
.563
inches |
.473
inches |
55mm |
2.165
inches |
.583
inches |
.493
inches |
56mm |
2.204
inches |
.602
inches |
.513
inches |
57mm |
2.244
inches |
.622
inches |
.532
inches |
58mm |
2.283
inches |
.642
inches |
.552
inches |
59mm |
2.322
inches |
.661
inches |
.572
inches |
60mm |
2.362
inches |
.681
inches |
.591
inches |
61mm |
2.401
inches |
.701
inches |
.611
inches |
62mm |
2.440
inches |
.720
inches |
.631
inches |
63mm |
2.480
inches |
.740 inches |
.651 inches |
64mm |
2.519
inches |
.760
inches |
.670
inches |
65mm |
2.559
inches |
.780
inches |
.690
inches |
*subtract the known height of the
base from the height in the chart to determine
the
actual height of rings needed for the corresponding objective
size