300 fanboys would put their pride aside and take an honest look at the Spectre they would be begging Marty to get Wilson to start turning out barrels because it sure looks like SBR has more than they can handle right now. bullets it can only muster about 1600-1800 fps, and forget about tossing 300 gr. bullets it is already down to 2100 fps and when you get up to 150-165 gr. While the BO Can get 2400 fps with 110-115 gr bullets, when it jumps up to 135 gr. While the BO can get higher velocities with lighter bullets, 1800-2000 fps with a 165 gr. Subsonic it is not even in the same league as the BO, leaving it behind to eat its dust, 180 or 300 gr.? Not even close. 300 BO since it is really nothing more than a better marketed. I fail to understand the infatuation with the. 338S I am sure he would get Hornady to make a run like he did the 7.62 x 40 WT. The hardest part is getting dies, CH-4D is the only one I know of, but if Wilson could be persuaded to do the. Then a quick trip through the sizing die is all it takes. 338 Spectre down the road? You can make the brass out of 6.8 brass if you do not mind reaming, or wait until Starline runs a batch of 10mm magnum brass. 458 SOCOM dare we wish for Bill to hook up with Marty to produce the. SBR is the only maker I know for sure but with the Wilson deal worked out with the. 300 Whisper/BO wants to be when it grows up. Typical loads (bullet weight/muzzle velocity) are: 6.5mm sabot loadings are also being investigated. By loading the 225-grain Hornady Spire Point bullet at subsonic velocities for suppressed application, the muzzle energy approaches 540 foot-pounds, rivaling the high velocity 115 grain (7.45g) load for the 9mm Parabellum. 338 Spectre will launch the 180-grain BST at 1,800 fps. 35 Remington or even the 180 grain load for the. 338 Spectre cartridge, and Teppo Jutsu are working on the first prototype rifle in this cartridge.īallistic performance is comparable to the. The magazine for the AK-74SU "Krinkov" will accept the. In addition to the AR-15 weapons platform, several other types of firearms can be made to accept this cartridge, including the Mini-14, T/C Encore and various bolt and pump action rifles. 223 lower receiver for the AR-15 can be used without modification, and the rifle will function in both semi and full automatic modes. Furthermore, it allows the user to employ existing suppressors for the 9 mm without modification, providing enhanced tactical firepower. Overall loaded length is similar to the ubiquitous 7.62 x 39 M43 and. Case length is 31.5 mm, rim diameter 10.6 mm, body diameter 10.8 mm, neck diam 9.2 mm.īullet choice is wide, ranging from 160 grain (10.4g) Barnes X Spitzers, through 180 grain (11.7g) BST to 300 grain (19.4g) HPBT Match King rifle bullets. It may therefore be regarded as a shorter, necked-out version of the. 338 Spectre cartridge is based on the Starline 10 mm Magnum case (and retains that headstamp) which has the same diameter as the 6.8 x 43 Rem SPC, so requires the use of dedicated magazines. This is also designed for the AR-15 action.
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