This is a complete upper that will transform your G20 or G21 into a 50 GI! It fits and functions on both the standard and SF Glock frames.
It's a true .50 caliber upper and it's one of a kind! We have limited quantities available for immediate shipment. No FFL is required.
This is a drop on part, simply remove your existing upper and replace with this complete upper. Use the .50 GI magazine that is included.
Order Online or Call Toll Free: 1-800-601-8273