Originally Posted by lngjohnslvr
First answer that comes to your mind: rainman uc kit, worth the price tag??
if you're running a duckbill or something out the back of your gun into your shoulder, i'd say go for it. it feels great.
if you're running a vertical 4oz or 12 gram i'd rather have the pump handle around the barrel.
it depends on how you like your gun balanced.