NOTE that you need to know which type of upper you have, either blow back or Direct Impingement. There is a difference...
These are a New design that has resolved reliability issues with the AR45's from other companies.
- Caliber: Multi (will accept 45, and other large frame caliber upper receiver)
- Magazine: Accepts any Glock style large frame magazine.
- Provided with ejector and billet aluminum magazine catch.
- These are AR 15 receivers. All mil-spec parts will fit.
80% lowers are not subject to FFL terms
The G45 receiver is available in both Direct Impingement and Blow Back 80% configuration. Both configurations are supplied with a steel ejector and Billet aluminum magazine catch.