HeckerCustoms 2 part Rare Arms shell

The 2nd version is finally out!here's what you can expect from version 2 All new rim geometry for smoother extraction2 part design allows for a more flexible tip ensuring bbs seal correctlyHuge jump in fps averaging around 270fps with a .3 IMPORTANT!!!Printing settings The base must require a layer height of .16 or lower to ensure the shells don't grab onto each other causing jams!The tpu tip can be printed in any setting but i would recommend .2 and lower to ensure a Propper seal! It doesn't matter ifthe inside of the tpu head is bumpy and stringy it seams to work perfectly fine.