PTS by Ergo F93 Stock for GBB Flat Dark/Black Earth
- Fixed cheek piece for a constant and repeatable cheek weld in any of the eight stock positions.
- Once the butt is locked, the F93 has the feel of a fixed stock.
- 8 from receiver to butt plate when collapsed, 12 fully extended.
- Available color: Black and Dark Earth
- Available in Gas Blow Back and AEG