MDX Arms S1 Build Kit Contents:
- Polymer80 80% Frame Kit with Jig and tooling – PF940CV1 (metal rails, newest version)
- Polymer Front and Rear Sights
- Lower Parts Kit (LPK) -OBVIOUSLY if the option says “none” this means its not included
- Slide Parts Kit (SPK)
- Match Grade Drop-In Barrel
- MDX Arms Series One Custom CNC Slide USA Made
- RMR Plate, Upgraded Ejector and LPK are Optional
- Channel Liner Installed.
Be confident your Glock® pistol will perform to factory standards each and every time with genuine Glock® factory magazines. Manufactured to Glock® specifications in Austria by Glock®. All models include round count indicator on rear face of magazine body and standard factory baseplate.