Hammerli Arms Tac R1 C, Semi-automatic Pistol, 22 LR, 9" Threaded Barrel, 1/2-28", A2 Flash Hider, Anodized Finish, Black, M-LOK Free Float Handguard, Front/Rear Flip Up Iron Sights, 20 Rounds, 1 Magazine 5760507 • Action: Semi-Automatic • Capacity: 20+1 • Finish: Black Matte • Sights: Flip-Up • Barrel length: 9 • Overall length: 17.9 • Muzzle Thread 1/2-28M-LOK Handguard Tunable Bolt Carrier Aluminium Receiver • Action: Semi-Auto • Capacity: 20 + 1 • Finish: Matte Black • Sights: Flip-up Front/Rear • Barrel length: 9" • Overall length: 17.9" • 15in Free-Float MLOK Rail/ Ambi Bolt Release