Nothing improves performance like training, but centerfire ammunition is often prohibitively expensive.That concern is now alleviated by the SIG522. This full-size rifle handles like the centerfire SIG556®, but fires affordable .22LR rimfire ammo. It includes a metal receiver, folding and locking stock, Picatinny rail, and just as importantly, the SIG522 offers you affordability, with familiar handling, acccessory interchangeability and genuine SIG SAUER® quality.

Features:
◘ Reliable blowback operation
◘ Economical .22LR ammunition
◘ Integrated M1913 Picatinny receiver rail for mounting optics
◘ 7075-T6 Aircraft grade aluminum upper receiver with hard coat anodize finish
◘ Lightweight polymer lower