well i was thinking of using a old paintball tank but convert it like how ham machine did with the fire extinguisher but dont know what kind of tip to use to hook up a bike pump. and BTB that was awesome i doubt mine will look that cool but that was a good video makes me want to really try and finis...

hello everyone ive never made an air rifle and looking to try my hand at it. so i saw a way to make a qev valve so i think ill use that as the triggering mechanic if there is a better way for a trigger plz let me know. now im looking to fire a 3/8 steel ball baring and found tubing for the barrel no...