Well, I have to report that the top cover / heat shield broke off after about 5 shots on it's first range trip. I contacted shockwave technologies and they're sending a replacement but they also tried to argue it was the fault of my top pic rail to which I told them I cycled the action like 300...
I installed this Shockwave Raptor F1 kit today. After my first range trip, I decided I needed some type of heat shield while reloading. I also wanted to go with the FDE color. I cycled the action a bunch of times after the install and everything seems to work as it should.
The extension only adds about an inch and I prefer the compactness of the shockwave to the 18.5" model. I have no intentions of adding a stock. I have other shotguns that fill that role.
I just installed the +1 extension on my Mossberg Shockwave. It does not work reliably at all with the factory spring. I had to install a longer spring to make it work. It would also be nice if grooves were machined into the base so it would engage the factory magazine cap detent. The spring...
Does anyone have experience with this forend? Is it good to go or junk?
https://shockwavetechnologies.com/product/raptor-f1-forend-for-mossberg-590-heat-shield/