E&C M4/M16 BOLT CATCH/LOCK RELEASE (MP067)

More about East Crane (E&C):

East Crane (HongKong) Ltd. is a professional development and manufacturing company with more than 20 years of experience.
With its growing reputation, many years of experience and ever-improving technology, the company decided to create a new brand. The name of the new brand is E&C. E&C's philosophy is to always strive to achieve the highest quality and create a user-friendly and lifelike replica, where there is no room for compromise.