Originally Posted by DONSTER 125
for heavier weight bbs, why can you have a very small ball of metal and coat the exterior in the BB plastic? would that not solve the weight issue?
likely the biggest factor limiting that is properly centering the core and being able to put the shell on cheaply and effectively. If it is off center by even a small fraction of however you want to measure it, then you'll get random spinning and could have very drastic effects on the flight path.