Another rare model from CL Custom Workshop Hybrid barrels have gained popularity from past few years. Shooting pistols with hybrid barrels, muzzle movement can be reduced since the gas expelled from the ports above stables muzzle movement. Without vast muzzle rise, re-aiming is easier and continuous shooting can be faster. That is a good side you can see, and yes, there are disadvantages using hybrid barrels. First of all, the gas.
Gas exhausted from the ports are extremely hot gas.
So it will be no fun if such gas burn your body. Therefore only eye level shooting is safe. Secondly, the chamber pressure. In order to maintain same muzzle velocity, ammo used in hybrid barrels will require a higher load to compensate. Finally, the flash.