This AR Pistol is made from MilSpec components. The lower receiver is MilSpec AR-15 and will accept any AR-15 upper receiver, 5.56, 300BLK, etc. This pistol with the .22LR upper receiver is designed for a great range gun with affordable shooting. The reduced recoil makes this a great gun for training new shooters.
Upper Components include:
9" CMMG barrel, dedicated .22lr, 1:16 twist
7" free float MLOK handguard
Odin Works PCC upper receiver 
CMMG bolt
CMMG .22lr anti jam charging handle
Inexpensive red dot sight (three reticles to choose from in both green and red) 
Lower Components Include:
Lower receiver machined from 7075-T6 aircraft grade billet aluminum.
Milspec A2 pistol grip
Milspec trigger and lower components
Pistol buffer tube, with blade type brace.