Quick Answer
Barnes TSX bullets can be paired with lighter rifle calibers, but the ideal pairing depends on several factors, including rifle barrel length, bullet weight, and hunter preference. A general rule of thumb is to use a muzzle velocity of at least 1,500 FPS for optimal performance.
Suitable Calibers and Ballistic Performance
The Barnes TSX is a monolithic bullet, meaning it’s made entirely of copper. This design provides excellent expansion and weight retention upon impact. Suitable calibers for the TSX include the 243 Winchester, 6.5 Creedmoor, and 260 Remington, all of which can achieve muzzle velocities between 2,500 and 3,000 FPS with a 120-grain TSX bullet. The 6.5 Creedmoor, in particular, is a popular choice due to its flat trajectory and ability to deliver consistent results at longer ranges.
Caliber Limitations and Expansion
While the TSX can perform well in lighter calibers, it’s essential to consider the potential limitations of expansion and penetration at lower velocities. In general, the TSX requires a minimum of 1,500 FPS to achieve optimal expansion and penetration. At lower velocities, the bullet may not expand properly, which can result in reduced performance and increased risk of over-penetration. To mitigate this risk, hunters should choose calibers that can deliver the necessary velocity or opt for heavier TSX bullets, which can maintain their integrity at lower velocities.
Find more answers
Browse the full Q&A library by topic, or jump back to the topic this question belongs to.