Quote:
Originally Posted by dragonjai
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Any stocks that fit a MR 1 or 2 will work on a mr4, the only major modding diff's between mr4 and mr1 is the bolt is of new design, the valve
(as is marketed) and the rails.
The non mr spyder ones, go behind the stricker assembaly and have you FPS adj on em, they will work on a mr4 but i like haveing a mr series one because its stops dirt and stuff from getting innto the bolt assembaly.