The JE Machine Tech TS-DC2B is a black dust cover (ejection port cover) for AR-pattern upper receivers. It keeps dirt and debris out of the action when the bolt is closed. It is an easy replacement for a bent, worn or missing port cover.
- Brand: JE Machine Tech
- Type: dust cover (ejection port cover)
- Color: black
- Manufacturer part #: TS-DC2B
- UPC: 811577034783
