The Sten Mark IV tube, is made on high quality 4130 tube steel. It is crafted in the original ID and has the charging handle cut out for ease of build. We have been making Sten tubes since 2007. You will also receive the blueprint for the Sten with your receiver blank order!
We also sell the Sten Mark I, Sten Mark II, Sten Mark III, Sten Mark V so you can order whatever variant you wish!
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