The J&J Ceramic barrel is an excellent choice for upgrading the performance of your paintball marker.Features:Made from 6061 T6 aluminum then CNC machined to the highest quality standards in the industry Ceramic coating and teflon impregnation reduced the friction rate to a minimum, while inducing a self cleaning method. This means that if you break paint in the middle of a game, you can shoot right through it without even using a squeegee!