![What Are Those Bulges on Tank Gun Barrels? | Koala Explains: Bore Evacuators and Fume Extractors - YouTube What Are Those Bulges on Tank Gun Barrels? | Koala Explains: Bore Evacuators and Fume Extractors - YouTube](https://i.ytimg.com/vi/dRMnHHBFv0w/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLDHHnrxpWKYZpINVN9H7dUiWVLt5A)
What Are Those Bulges on Tank Gun Barrels? | Koala Explains: Bore Evacuators and Fume Extractors - YouTube
![Tank Archives on X: "#OTD in 1954 the Object 137G tank was accepted into service as the T-54A. This tank was upgraded with the Horizon stabilization system and fume extractor for its Tank Archives on X: "#OTD in 1954 the Object 137G tank was accepted into service as the T-54A. This tank was upgraded with the Horizon stabilization system and fume extractor for its](https://pbs.twimg.com/media/F_Ydxk9X0AASqbl.png)
Tank Archives on X: "#OTD in 1954 the Object 137G tank was accepted into service as the T-54A. This tank was upgraded with the Horizon stabilization system and fume extractor for its
The Tank Museum on X: "M1A1 Abrams at ATDU, Bovington. Perhaps the easiest way to tell an M1A1 from earlier M1 & M1IP vehicles is to look at the gun. This 120mm
![What Are Those Bulges on Tank Gun Barrels? | Koala Explains: Bore Evacuators and Fume Extractors - YouTube What Are Those Bulges on Tank Gun Barrels? | Koala Explains: Bore Evacuators and Fume Extractors - YouTube](https://i.ytimg.com/vi/vNVoZUh3wPc/maxresdefault.jpg)