Best Lower Receiver for BCM Upper: The Ultimate Guide
Understanding the Basis Materials Issues The overwhelming majority of lowers are constructed from aluminum alloys. Two frequent alloys are 7075-T6 and 6061-T6. 7075-T6 aluminum is usually thought of superior resulting from its greater power and sturdiness. It gives better resistance to stresses and potential harm. 6061-T6, whereas nonetheless a stable materials, gives barely much less … Read more