Load data per Bill Hober (CEO of Swift Bullets):

75 gr Scirocco II (SAAMI Length: 2.350")
Recommended to try loading at 2.330 if no way to measure ogive.
Recommended to load .050 off of the lands if you can measure ogive.

Tested in a 24" 1/8 twist .22-250:

H414: Max - 38.3 gr (3442 fps) - 96% load density
Varget: Max - 33.3 gr (3390 fps) - 84%
RL-17: Max - 37.2 gr (3440 fps) - 93%
IMR4895: Max - 33.8 gr (3407 fps) - 85%

Recommended to start loads at 2 grains below max and work up in .4 gr increments.