Project something

Building or modifying BB, Airsoft, and Pellet type of guns. Show off your custom designs, find tips and other discussion. Target practice only!
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Corporal 5
Corporal 5
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Sat Aug 01, 2020 7:14 pm

Got the semi auto together enough to test fire, it seems to work, no magazine tube yet. The chamber and 1/2" valve are from my old 10mm ball bearing launcher so the air supply is probably over kill. The piston is from an old pneumatic cylinder that is cut down. The red block is aluminium.

The principle
piston.jpg (11.86 KiB) Viewed 253 times
Part way through drilling the block
piston (2).jpg
03 (1).jpg
Bolt on the side is a stopper with rubber tip to stop BBs rolling out
03 (2).jpg
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Tue Aug 04, 2020 11:26 am

that's a beauty! Can't wait to see it in action!
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