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    Huben HB35 hand pump

    I have this pump and am happy with it: lighter operation then my Hill MK5, and seems to be more durable as well. doesn't seem to have any air filtration or de-humidification though, does anyone know if there is a good solution for this?
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    Huben Any issues or problems with Huben gk1 please share your experience

    Had the exact same problem with mine, and it grew worse over time up to the point that any dry fire would result in a jam and airdump. After inspection it seemed like the striker spring had shortened 3mm, so I replaced it with a new one and that fixed the problem for 2 days, after which it came...