W.R. Weaver Company Mount Base Specifications
DETACHABLE
MOUNT BASES |
| No. of
Base |
Length |
Hole
Spacing |
Diameter |
Thickness |
| 11 |
.812 |
.504 |
1.290 |
.147 |
12 |
.812 |
.504 |
.925 |
.155 |
| 13 |
.812 |
.504 |
.730 |
.238 |
14 |
.812 |
.504 |
Tapered for Savage 99
only |
| 15 |
.812 |
.504 |
.946 |
.195 |
16 |
.812 |
.504 |
.840 |
.205 |
| 17 |
.812 |
.504 |
.770 |
.219 |
18 |
.812 |
.504 |
1.050 |
.182 |
| 19 |
.812 |
.504 |
1.160 |
.125 |
20A |
1.168 |
.860 |
1.360 |
.127 |
| 21 |
.812 |
.504 |
.710 |
.273 |
22 |
.812 |
.504 |
.700 |
.201 |
| 24 |
.812 |
.504 |
.900 |
.271 |
25 |
.812 |
.504 |
1.125 |
.248 |
| 27 |
.812 |
.504 |
.930
Tapered |
.161/.185 |
28 |
.812 |
.504 |
Flat |
.239 |
| 29 |
.812 |
.504 |
Flat |
.292 |
30 |
.812 |
.504 |
.845
Tapered |
.205/.230 |
| 31 |
.812 |
.504 |
Octag. |
.182 |
32 |
.812 |
.504 |
Octag. |
.357 |
| 35 |
1.168 |
.860 |
1.290 |
.147 |
36 |
1.401 |
.604 |
3.900 |
.272 |
| 39 |
.812 |
.504 |
Flat |
.165 |
40A |
1.840 |
.860 |
1.290 |
.147 |
| 42 |
.812 |
.504 |
.730 |
.298 |
43 |
.812 |
.504 |
.840 |
.265 |
| 44 |
.812 |
.504 |
.770 |
.279 |
45 |
.812 |
.504 |
1.050 |
.396 |
46 |
1.168 |
.860 |
1.290 |
.222 |
47 |
1.168 |
.860 |
2.692 |
.368 |
48 |
.812 |
.504 |
1.290 |
.395 |
49A |
1.058 |
Win. 70 in 375 H&H,
300 H&H only |
.368 |
50 |
4.500 |
.504 |
Flat-Tapered |
.200/.232 |
53 |
4.983 |
Win. 88,
100 |
1.290 |
.222 |
| 54 |
.812 |
.504 |
1.290 |
.222 |
55 |
.812 |
.504 |
1.050 |
.310 |
57 |
2.340 |
.960 |
1.220 |
.250 |
58 |
4.624 |
3.275 |
Flat |
.283 |
59 |
.812 |
One hole
only |
Notched |
.366 |
60 |
4.500 |
Browning .22 Auto, H&R
"Topper"
|
.361 |
| 61 |
1.168 |
.860 |
Flat |
.360 |
62 |
4.430 |
Rem. 740,
760 |
1.290 |
.222 |
63A |
6.125 |
Marlin
336 |
Flat |
.283 |
63B |
5.450 |
Marlin
336 |
Flat |
.370 |
65 |
2.000 |
None |
Spec.
* |
.322 |
66 |
2.650 |
None |
Spec.
* |
.322 |
67 |
1.650 |
None |
Spec.
* |
.332 |
68 |
.812 |
.504 |
.916 |
.399 |
70 |
5.900 |
Rem
600 |
1.290 |
.275 |
71 |
1.168 |
.748 |
1.180 |
.215 |
72 |
.812 |
.504 |
2.590 |
.376 |
74 |
5.723 |
Savage
24V |
1.125 |
.275 |
| 75 |
1.168 |
.860 |
1.050 |
.310 |
76 |
.812 |
One hole
only |
1.050 |
.310 |
| 77 |
.812 |
.504 |
.700
Tapered |
.248/.267 |
78 |
.812 |
.504 |
.880
Tapered |
.171/.198 |
| 79 |
.912 |
.604 |
3.900 |
.272 |
80 |
6.125 |
.500 |
1.892 |
.147 |
| 81 |
6.000 |
H&R
360, 361 |
.946
Tapered |
.237/.252 |
82 |
6.000 |
H&R
Topper 158C |
1.050 |
.396 |
| 83 |
.812 |
.504 |
1.252 |
.250 |
84 |
1.168 |
.860 |
1.252 |
.250 |
| 85 |
1.168 |
.860 |
1.124 |
.275 |
86 |
.862 |
.555 |
.925
Tapered |
.366/.396 |
| 87 |
5.000 |
H&R
700 |
1.050 |
.400 |
88 |
5.900 |
Mossberg
500AS |
1.500 |
.496 |
| 89 |
.862 |
.560 |
1.062 |
.347Fr/.301Rr |
90 |
5.000 |
Marlin 39A |
.300Fr/.428Rr |
| 91 |
1.400 |
.504 |
.946 |
.280 |
92 |
4.500 |
Thompson
Contender Hand Gun |
.361 |
| 93 |
4.430 |
Rem
4/6/7400/7600 |
1.290 |
.222 |
94 |
.812 |
.500 |
1.124 |
.170 |
| 95 |
1.168 |
.860 |
1.124 |
.170 |
TO-9 |
4.750 |
Ruger
10/22 |
2.000
Tapered |
.155/.170 |
| TO-10 |
5.00 |
Grooved for
most 22's |
Spec.
* |
.175 |
* Flat topped dovetail rib