Here is some data i found off the winchester ammo site: This is a 130gr accubond 270 wsm
Muzzle 3276
100 3043
200 2824
300 2614
400 2415
500 2224
270 win
Muzzle 3050
100 2830
200 2621
300 2420
400 2229
500 2047
These are just factory ranges w/velocities, I shoot a 130gr berger with RL-17 which chronie out at 3450 avg FPS at the muzzle...my 270wms is my go to gun for sure...
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