Original sentence: Many of the weapon's parts, including the lower reciever, pistol grip/charging handle, trigger, sear, and disconnector are made of plastic, while many other parts are made of stainless steel; all in all, it has only 39 different parts
Edited sentence: Many of the weapon's parts, including the lower receiver, pistol grip/charging handle, trigger, sear, and disconnector are made of plastic, while many other parts are made of stainless steel; all in all, it has only 39 different parts