I don't recall seeing any 40 Super or 400 CorBon ammo at my local in a Conversion barrel for most "very common" (read as mostly 1911 Govt to. 400 Corbon Conversions.
I have graduated from. 40 S&W to 10mm and. 400 Corbon, and from 21 SF with a 24 lb. spring and Lone Wolf. 40 Super stock-length barrel. . I use a mod 1911 with 28# recoil and 30# main with a square firing pin stop.
The. 40 Super is an automatic pistol cartridge developed in 1996 and introduced to the market . FNH FNH HK USP, Tanfoglio Witness and the 1911 Government Model (and its variants). Handguns chambered for the. 400 Cor-Bon can have their barrels rechambered to. 40 Super at minimal cost. That's pretty impressive sectional density! There may also be some ballistic advantages, and small rifle primers are not as prone to primer flow in these cartridges. Create a book Download as PDF Printable version. Heavier recoil springs and Shok-Buffs offer protection for the frame from the rearward motion of the slide, but the heavy spring also slams the slide forward with more force, which can increase the odds of bullet setback. View Public Profile Find all posts by TheExiled.