Twist rate for .243. I don't think anybody is using the 243 as varmint round anymore, with 55 grain bullets meant for turning woodchucks into pink mist. Please refer to the icons in the caliber list to determine which twist rate can be used in your custom barrel. Therefore manufacturers should give them a faster rifling twist rate. Feb 20, 2013 #1 Can anyone tell me the twist rate for the Remington 700 SPS Varmint barrel? This number is used along with other inputs to determine the stability and related trajectory metrics. One rifle has a 1:10 twist rate while the other has a 1:9.25 twist rate. Thanks if you can help. Twist Rate: 1:10” Barrel: Bartlien 243 Winchester 243 Winchester Maximum Loads Should Be Used With Caution - Always Start With Minimum Loads. The 243 Winchester’s 6mm (.243″) bullet offers reduced recoil and the ability to use lighter, faster bullets for varmints and small game, while heavier, 100 grain loads can be used to harvest deer. Twist rates must correspond to the calibers listed. Typical value for this input is between 1:7" and 1:13". (Learn More). Turns out to be a well-regarded powder for .243, so I decided to start with that. Fact is, customer demands have exceeded the education level for most shooters. with the 95g ballistic tip to test and was looking at grabbing a box of Rem Corelocts to test also, just wondering whether I should go lighter to 80g or heavier to 100g, twist rate … I have a box of Federal Prem. Thread starter 1S2K; Start date Feb 20, 2013; 1S2K. We are also very willing to help you determine the correct twist. I've tried the Remingtom website but it's acting weird and I can't pull up that information. … I have recently decided to purchase a rifle chambered in .243 Winchester. Twist Selection. I am getting into reloading and I really want to use the Berger 95 grain VLD Hunting bullets, but they recommend a 1:9" barrel twist. Hi All, Just wondering what twist rate the .243's came in? This calculator is used to find the optimal twist rate for your bullet. However, I agree that most shooters today who use the 243 caliber rifle will be using at least 65 grain bullets if not 90 or 100 grain. 100gr soft-nosed American Whitetail did push the 10” twist rate of the barrel, with groups parting into the 35mm region, but no fliers were detected. For help in selecting the correct twist rate for the bullet you plan to use please refer to the chart below. Gold $$ Contributor. *Recommended Powder C Compressed Load 1. inchester Powder Minimum Maximum Charge (grains) Velocity Also, because of the twist rate and my intended use (deer hunting), I went with the heaviest bullet a 1-in-10 barrel should be accurate with - the consensus of … Barrel Twist How many "inches per turn" is your rate of rifling twist. Based on the ubiquitous 308 Winchester, the 243 Winchester has developed a strong following among rifleman. I have narrowed my choice down to two rifles and though one has more "options" and appeal to me, I just wanted to get everyone's opinion and/or experience with rates of twist. Were I to want a lead-nosed bullet in .243, I know the GECO 105, though heavier, seems to stabilise better and stays a bit tighter on paper. The number in the box corresponds to the number of inches per complete right-hand twist. I have a Howa 243 Model 1500. The rate should be based on the heaviest bullet you intend to use. It has a Standard 22" factory barrel on it with a 1:10" twist. The Barrel Outlet's Barrel Twist Calculator Calculator is a tool for determining the Gyroscopic Stability (GS) of your bullet and is based on the Don Miller twist rule. You may contact Carson with questions by e-mail CLICK HERE. Use the chart below to select the caliber & twist rate for your Shaw custom rifle barrel. This is especially important for high velocity cartridges such as a 22-250, 243 Win, and 6mm Rem where barrel life is much shorter than rifles with slower twist rates and lower velocities.

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