I got my self https://www.amazon.com/dp/B08ZN2YKGC?psc=1&ref=ppx_yo2ov_dt_b_product_details this filter, an my dry pac hill pump is coming thursday this little filter I got off amazon is perfect its not too big its only 3 inches long an 1.3 wide an the inside volume of air is not as big as you would think but I put a little silica pack 5 gram of the beeds in between 2 of the foam pads after that my cigaret filter screw in cap got my self a double dry pac system 🤣