Product Description The Sierra MatchKing-X (MKX) is engineered for hunters and precision shooters who want match-grade accuracy with enhanced terminal performance. Built on Sierras reputation for exceptional long-range consistency, the MKX design is tuned to deliver reliable results in the field with a hollow point boat tail profile that supports efficient flight and downrange performance. Packaged in a 500-count box, this .270 caliber 135 grain bullet is an excellent choice for serious reloaders seeking dependable shot-to-shot uniformity. Product Highlights MatchKing-X (MKX) design blends Sierras proven accuracy standards with enhanced terminal performance for hunting. .270 caliber, 135 grain Hollow Point Boat Tail (HPBT) profile for strong long-range capability. Engineered for consistent shot-to-shot performance and precision at distance. High-volume 500-per-box packaging for dedicated reloaders and range time efficiency. Published ballistic coefficient of 0.505 for improved downrange efficiency (manufacturer/retailer-listed). Specs Brand: Sierra Model: MatchKing-X Caliber: .270 Caliber Bullet Weight: 135 grain Bullet Type: Hollow Point Boat Tail (HPBT) Ballistic Coefficient: 0.505 Quantity: 500 bullets per box UPC: 092763518342 Manufacturer Part Number: 1834C Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the products manufacturer.