FatLoops Blog released the Trap Construction Kit, a free for download sample pack that features 13 loops in WAV format including separated drum loops like kick, clap, hi-hats, synth loops, fx loops, etc.
This kit is also presented in Wet & Dry loops versions for maximal ease of use.
You can download this Trap sample pack for free just paying with a tweet from their official blog post.
FatLoops also released freebie, the Trap Drum Kits Vol 1. This free sample pack contains 2 Trap drum kits featuring 32 samples in 16-bit Wav format.
Trapped Kit: 2 kicks, 2 snares, 2 closed hi-hats, 2 open hi-hats, 1 ride cymbal, 1 crash sample, 2 FX, 2 toms, 1 clap and 1 perc.
Under City Kit: 2 kicks, 2 snares, 2 closed hi-hats, 2 open hi-hats, 1 crash samples, 1 percussion, 2 FX, 2 toms and 1 clap sample.
To download simply press a PAY WITH A TWEET from their page.
I recommend you to check: 10+ Best FREE Trap Drum Kits