请先看下表，一些冷门、不推荐的我没兴趣就不讲了，部分没发售的等发售后更新。All are of metal, as tend to be the four molded-in slide "rails" that evaluate about 0.four" in size and are located in pairs for the rear of your receiver and higher than and forward of the two-hand maintain set off guard.是不是很专�