SKU: S4440T
UPC: 092763344408
MPN: 4440T
The Sierra Bullets .270 caliber .277 140gr TGK Gamechanger ammunition delivers precision and reliability for hunters and long-range shooters who demand consistent performance on game. Packaged in a convenient 50-round box, these projectiles are engineered for the .270 Winchester platform and represent a proven choice for medium to large game hunting applications where controlled expansion and deep penetration are critical to ethical, effective harvests.
Each round features Sierra's Tipped GameChanger (TGK) design, which incorporates an open polymer tip that initiates instant expansion upon impact with game. The boat tail profile optimizes aerodynamic stability and flight accuracy downrange, reducing wind drift and improving velocity retention at extended distances. The 140-grain weight provides an ideal balance between velocity and momentum, ensuring reliable expansion across a range of impact velocities while maintaining the terminal ballistics hunters depend on in the field.
Handloaders and factory ammunition builders favor Sierra Bullets for their consistency in weight, diameter, and concentricity—factors that directly influence group tightness and shot placement. The .270 Winchester cartridge benefits significantly from the TGK Gamechanger's design, making it an excellent selection for hunters working at distances from 100 to 300+ yards on deer, elk, and similar-sized game. Reloaders will appreciate the uniform quality and reliable performance that Sierra's manufacturing standards ensure with every shot.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.