There are people on this forum,that make parts for your gun-but I dont If they actually work on them- If its not acting right there are alot of people here that can help try to, get ya shooting again! If its a true craftsman you'd like to have make a $375 gun compete with the high $ guns for fun -I understand-I But the money saved sending him a nice used $1000gun to start with and massage to it best- could be huge depending what ya want in the end-I liked the fact that I could read hours of info.on tuning the p-rod marauder platform, regulated or not and have any part stock,or mild to wild-in just 2-3 days,and fairly cheap also -sorry got cought up doing laundry and came back late-There ya go Travis Of wicked air,