check it out i got this new drop foward right and i put it on my gun its all gravy works good u no i put my co2 on it and it works for like a minute then starts shooting co2 back which sux so i figure it the o ring and i change it same thing so i put it on my old stingray 2 ice and it has no problems i figure its cuz the bottomline is all snaked up but im not sure help me out if u can