why are picatinny rails numbered?
153202
Picatinny rails are usually numbered so that optics can be attached at the same point after removal. Failure to use the same slot can result in point of impact shifts.
1441754
3/8" dovetail rails are a common, standardized style within the rimfire industry and are inexpensive to machine into the firearm's frame. Weaver rails and Picatinny rails are visually similar but are not always interchangeable. ... Weaver slots are also smaller than Picatinny slots at . 180" (Picatinny rail slots are .
1409243
Conversely, many rifles have barrels shorter than 20", yet aren't considered carbines. The AK series rifles has an almost universal barrel length of 16.3", well within carbine territory, yet has always been considered a rifle, perhaps because it was designed as such and not shortened from a longer weapon.
769958
in the CAN module, when extended frame is chosen there is a bit called the SRR. this bit is quite strange. ... That's why the Standard frame RTR now defined as SRR is transmitted as recessive. It prevents a 29 bit RTR message from having a higher priority than a non RTR message.
531570
Modern Sporting Rifle Facts. ... The “AR” in “AR-15” rifle stands for ArmaLite rifle, after the company that developed it in the 1950s. “AR” does NOT stand for “assault rifle” or “automatic rifle.” AR-15-style rifles are NOT “assault weapons” or “assault rifles.” An assault rifle is fully automatic, a machine gun.
200499
Serial Number Location Trek frame serial numbers (SNs) are typically stamped into the bottom of the bottom bracket shell. In the case of some early 80s Treks, the number is under the plastic cable guide on the bottom of the shell. Just remove the plastic cable guide to see the number.
329891
['Rifles and shotguns.', 'Carbines.', 'Machine guns.', 'Sniper rifles.', 'Submachine guns.', 'Automatic rifles.', 'Assault rifles.', 'Personal defense weapons.']
1423068
Re: SKS iron sight options google it! The SKS & AK use the same front posts,many types...
581236
['Top Position – JSB Redesigned Exact Jumbo Monster . 22 Cal. ... ', 'Number Three – Crosman Premier Hollowpoint . 22 Cal. ... ', 'Number Six – Crosman Premier Ultra Magnum . 177 Cal. ... ', 'Number Eight – H&N Field Target Trophy . 22 Cal. ... ', 'Number Nine – JSB Exact Express . 177 Cal. ... ', 'Number Ten – RWS Superdome . 22 Cal.']
379684
The bolt throws are different, but the receiver length is the same on all Tikka models. The difference is that for short action cartridges, they have it set up so you only have to do a short throw of the bolt. They bolt does not go all the way to then end of the receiver. This is different than most manufacturers.
1293894
180 width of the Weaver, and the spacing of slot centers is 0.394 in (10.008 mm). Because of this, with devices that use only one locking slot, Weaver devices will fit on Picatinny rails, but Picatinny devices will not always fit on Weaver rails.
1147495
How Grades are Designated. Strength Grades for metric fasteners are designated by a symbol comprised of 2 numbers, separated by a decimal. For example, 4.6 and 8.8. ... The second number is a factor that is 10x the ratio between the nominal yield stress and the nominal tensile stress.
756283
Spike's lowers are "low shelf" which allow the utilization of the RDIAS or FA parts or both- I'm not sure. If you don't have $25,000 to spend on that little piece of metal then it's of no consequence.
283499
Even if your SBR has been removed from the registry AND you already have the letter in hand, the fact that it was remanufactured as an SBR at some point means your information needs to be on it. In short, if you don't intend to sell your new firearm after turning it into an NFA device, you don't need to engrave it.
133141
AK47's and variants are prohibited in Canada, but some Valmets are OK. There are many semi-automatic versions available in the US.
1424870
[ARCHIVED THREAD] - Does the Magpul MLok products mount to Keymod rails? I'm curious if magpul's M Lok foregrips wil mount securely to keymod style rails. Does anybody know or have tried it? Nope, they don't.
772577
dogngun Member. There was no legal requirement for SN's on shotguns before the Gun Control Act of 1968. Stevens, Savage, and many others will be found with no serial numbers. It is perfectly legal.