full metal construction, dont have the mounting hardware but you can use the claws from any mp5 claw mount if you are interested or have any questions please message me on WhatsApp
not 100% sure what brand they are, handguard is polymer(plastic but cool) with a metal bit at the front muzzle and barrel is full metal if you are interested or have any questions please message me on WhatsApp
functionally fine, got it in a box of bits and don't want it, i believe it is for a Glock but not 100% sure it is extremely sturdy and well built if interested msg me on WhatsApp