Does anybody have any experience with 37 millimeter launchers I am looking for opinions warnings thatkind of stuff whatever I can find. What I am looking at are non class 3 devices according to the BATF RULE 95-2/3. AND SEC 18 U.S.C. 5845 (F) (3). so please lets not have that debate. I was planning on mounting on my AR just because.... any and all feedback is appreciated....