Upper Parts Kit (UPK) for Glock 17 / G17L / G34 - Gen 1 - 3. These are great for completing your custom slide. All parts are from a US manufacturer and 100 percent American made. All Parts are made to the highest tolerance to the original specification.
Features :
- Firing Pin Spring
- Firing Pin Spacer Sleeve
- Spring Cups (2-Pieces)
- Firing Pin Safety
- Firing Pin Safety Spring
- Extractor Depressor Plunger
- Extractor Depressor Plunger Spring
- Spring Loaded Bearing
- Firing Pin Channel Liner
