Glock 22 Gen 4 9mm Conversion. 40 Cal to 9mm. Barrel is A Double Diamond Premium Barrel from the Glock Store. Timney Alpha Competition Trigger. NDZ 16 lb Recoil Spring & Guide Rod. Brass Backstrap from Glock Store. Sig Romeo 1 Red Dot. Barrel & Trigger have approximately 700 Rounds . Original 40 Cal Barrel & Ejector included to convert back. 3, 9mm mags & 2, 40 cal mags included. Original Barrel only has 250 rds
