From my 16" M&P15 VTAC II 1/8 twist 5R melonite.
60 Nosler BT 2.260",CCI BR-4, LC 09 brass, 25.2 Benchmark, 2972 fps, ES-32fps, SD-11fps
60 Hornady V Max 2.260, CCI BR-4, LC 09 brass, 24.6 Benchmark, 2900 fps, ES-20fps, SD-7fps
69 Sierra MK 2.260, CCI BR-4, LC 09 brass, 25.0 IMR8208, 2847 fps, ES-22fps, SD-8fps
69 Sierra MK 2.260, CCI BR-4, LC 09 brass, 24.1 Benchmark, 2804 fps, ES-32fps, SD-11fps
77 Sierra MK 2.260, CCI BR-4, LC 09 brass, 23.9 IMR8208, 2686fps, ES-35fps, SD-12fps
These loads were all worked up from published Hodgdon minimum loads in "my rifle" utilizing a chronograph at the range. Your rifle, and reloading components are guaranteed to be different than mine, so work up slowly and keep good records!
CAUTION: This post discusses loads or load data that may or may not be appropriate for your gun or for the cartridge(s) and components mentioned. Due to typos, variations in guns and components, and the abilities and judgment of users of this data, neither the writer nor Predatormasters assume any liability for damage or injury resulting from using this information. DO NOT ATTEMPT TO DUPLICATE THE DESCRIBED LOADS without first working them up from a published safe starting level charge while watching for pressure signs. If you don't know how to do that please don't use this data, for your own safety and the safety of others.