Madbull Ultimate 3in1 Hopup Unit - BB's aren't getting through...
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October 12th, 2012, 01:19
Join Date: Jun 2012
Location: Laval, Quebec
So I can't say this would work for everyone but I replaced the madbull nub (way too thick)that came with the unit with my kwa nub. I also cut roughly 1/8 of an inch off the bucking to make sure it wouldn't give when everything was put together.
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