3/8 inch, standard groove you will usually find on small rimfire .22 rifles
.22
Look on the barrel, it will be marked as to the proper ammunition.
$35.00
Your Winchester model 25 rifle will take any size scope that you see fit to use as long as the rifle is drilled and tapped for scope use.If your rifle comes with a 3/8in.milled receiver rail then you must use that size scope ring bases.I recommend that a good 4X power scope is all that is needed for the effective range of .22cal rimfire ammo.
The Stevens Savage Model 987 typically accommodates a standard 1-inch scope tube. For optimal performance, a scope with a magnification range of 3-9x or 4-12x is often recommended, depending on your intended use. Additionally, ensure that the scope rings and mounts are compatible with the rifle's mounting system to achieve proper alignment and eye relief.
For a Bushnell Buckhorn 3-9x40 rifle scope, you'll typically need a scope cover that fits a 40mm objective lens. Look for a cover labeled for 40mm scopes, which should provide a snug fit. Brands like Butler Creek or Vortex offer universal scope covers that can accommodate this size. Always check the product specifications to ensure compatibility.
The Winchester Model 250 typically uses a 1-inch scope tube, and it generally requires a scope mount that fits standard 1-inch rings. The specific mount style can vary, but many users opt for Weaver or Leupold-style bases. It's essential to verify the exact model and year, as specifications may vary slightly between different production runs.
weaver refers to the type of scope mounts the scope uses. a weaver scope can mount on any rail size.
Maynard Buehler scope rings typically use 6-48 screws for the mounting hardware. These screws provide a secure attachment for the scope to the rings. It's always recommended to check the specific model for precise requirements, as variations may exist.
?
It should be marked on the barrel
410 ga