![XM28E4 gas mask, most famously used during the latter stages of the Vietnam War, was meant specifically for riot control agents as a much lighter alternative to the M17. Most famously in XM28E4 gas mask, most famously used during the latter stages of the Vietnam War, was meant specifically for riot control agents as a much lighter alternative to the M17. Most famously in](https://i.redd.it/0f4mu3ujcj471.jpg)
XM28E4 gas mask, most famously used during the latter stages of the Vietnam War, was meant specifically for riot control agents as a much lighter alternative to the M17. Most famously in
![XM28E4 gas mask, most famously used during the latter stages of the Vietnam War, was meant specifically for riot control agents as a much lighter alternative to the M17. Most famously in XM28E4 gas mask, most famously used during the latter stages of the Vietnam War, was meant specifically for riot control agents as a much lighter alternative to the M17. Most famously in](https://i.redd.it/pbefm2ujcj471.jpg)
XM28E4 gas mask, most famously used during the latter stages of the Vietnam War, was meant specifically for riot control agents as a much lighter alternative to the M17. Most famously in
![XM28E4 dated 3rd week of May, 1969. Manufactured by MSA, along with a still sealed example. Accompanied by a Poplin cotton boonie hat dated 1968. : r/gasmasks XM28E4 dated 3rd week of May, 1969. Manufactured by MSA, along with a still sealed example. Accompanied by a Poplin cotton boonie hat dated 1968. : r/gasmasks](https://preview.redd.it/3wqwvxgs37d71.jpg?width=640&crop=smart&auto=webp&s=23b529cd7d187c60f691d3c00b1848a6dd227163)
XM28E4 dated 3rd week of May, 1969. Manufactured by MSA, along with a still sealed example. Accompanied by a Poplin cotton boonie hat dated 1968. : r/gasmasks
manjiro sano apologist no Twitter: "Sid changes his mask EVERY era, so this should be fun and a lot of work https://t.co/uajYVDOlGw" / Twitter
![XM28E4 gas mask, most famously used during the latter stages of the Vietnam War, was meant specifically for riot control agents as a much lighter alternative to the M17. Most famously in XM28E4 gas mask, most famously used during the latter stages of the Vietnam War, was meant specifically for riot control agents as a much lighter alternative to the M17. Most famously in](https://i.redd.it/8y6bw8ujcj471.jpg)
XM28E4 gas mask, most famously used during the latter stages of the Vietnam War, was meant specifically for riot control agents as a much lighter alternative to the M17. Most famously in
![XM28E4 Riot Gas Mask Size Large Dated 1969 with what I believe to be discoloring from some sort of gas/riot agent correct me if I'm wrong : r/gasmasks XM28E4 Riot Gas Mask Size Large Dated 1969 with what I believe to be discoloring from some sort of gas/riot agent correct me if I'm wrong : r/gasmasks](https://preview.redd.it/g27szvxi1jp41.jpg?width=640&crop=smart&auto=webp&s=ca14cdf6fde03c490361e35bdce49cdce680ddec)
XM28E4 Riot Gas Mask Size Large Dated 1969 with what I believe to be discoloring from some sort of gas/riot agent correct me if I'm wrong : r/gasmasks
![The only two photos of United States Soldiers of the 1st Cavalry and 1st Infantry Division, wearing the U.S. Grasshopper XM28E4 Gas Mask : r/gasmasks The only two photos of United States Soldiers of the 1st Cavalry and 1st Infantry Division, wearing the U.S. Grasshopper XM28E4 Gas Mask : r/gasmasks](https://external-preview.redd.it/a-swiss-sm-90-the-rarest-mask-in-my-collection-by-far-v0-WQhAyjD9R1VJ2R_pLycFZRdnP8SWiPqCzwpNftrrmNw.jpg?auto=webp&s=c5b2249210ba3718df593a762f5a21e92a768de6)